Top 25 Records – Boys Long Course – 10 & Under
| Girls Short Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Girls Long Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Boys Short Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Boys Long Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
Click on an age group to view records – Revised August 31, 2011
50 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 31.74 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 32.35 | James Middlebrook | 10 | July 10-12, 2003 | Buffalo | Star Swimming Invitational | |
| 3 | 34.09 | Daniel Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 4 | 34.76 | Tyler Bredschneider | 10 | May 27, 2001 | Etobicoke | Top Cup | |
| 5 | 35.04 | Connor Beals | 10 | April 2-3, 2010 | Waterloo | Spring Turbo Charge | |
| 6 | 35.70 | Austin Learning | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 7 | 36.10 | Andrew Learning | 10 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 8 | 36.12 | Laurent Masella | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 9 | 36.34 | Aarondeep Rai | 10 | May 14, 2006 | Etobicoke | Top Cup | relay lead |
| 10 | 36.77 | Christopher Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 11 | 36.86 | Blaise Gallant | 10 | April 5-7, 2002 | Toronto | Ajax Sprint Invitational | |
| 12 | 37.28 | Michael Neves | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 13 | 37.93 | Alfonso Menanno | 10 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 14 | 38.45 | Zachary Conley | 10 | April 8-10, 2005 | Toronto | Ajax Sprint Meet | |
| 15 | 38.66 | Harveer Kang | 10 | May 1, 2010 | Waterloo | Halton Hills Spring Classic | |
| 16 | 39.10 | Danai Sisouphanh | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 17 | 39.31 | Miguel Valdez | 10 | April 2-4, 2004 | Toronto | Ajax Sprint Meet | |
| 18 | 40.33 | Eric Olivier | 9 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 19 | 40.59 | Barstow Nyhof | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 20 | 42.11 | David Aguilera | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 21 | 42.47 | Travis Blackwell | 10 | June 22, 2002 | Hamilton | Jack McCormick -Black Session | |
| 22 | 43.14 | Robert Nedelea | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 23 | 43.19 | Ethan Wilson | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 24 | 43.47 | Liam Ryan | 10 | May 11, 2008 | Guelph | GMAC Super Sunday | |
| 25 | 43.57 | Evan Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack |
100 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 1:08.25 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 1:10.87 | Shane Burrow | 10 | May 28-31, 1992 | Toronto | Youth Cup 2 | |
| 3 | 1:12.10 | James Middlebrook | 10 | July 10-12, 2003 | Buffalo | Star Swimming Invitational | |
| 4 | 1:12.81 | Andrew Baier | 10 | July 6-9, 1995 | Etobicoke | ON Provincial Age Group Champs | |
| 5 | 1:13.29 | Tyler Bredschneider | 10 | May 26, 2001 | Etobicoke | Top Cup | |
| 6 | 1:14.06 | Kyle Raymond | 10 | Season 1992 | |||
| 7 | 1:15.70 | James Reed | 10 | Season 1995 | |||
| 8 | 1:17.08 | Connor Beals | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 9 | 1:17.60 | Greg Bacon | 10 | Season 1993 | |||
| 10 | 1:18.07 | Jonathan Dimitriu | 10 | Season 1994 | |||
| 11 | 1:18.94 | Austin Learning | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 12 | 1:20.24 | Andrew Learning | 10 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 13 | 1:21.75 | Aarondeep Rai | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 14 | 1:22.78 | Andrew Beals | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 15 | 1:23.61 | Michael Neves | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 16 | 1:26.02 | Eric Olivier | 9 | April 25-26, 2009 | St. Catharines | Brock Invitational | |
| 17 | 1:26.40 | Harveer Kang | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 18 | 1:26.47 | Daniel Manson | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 19 | 1:26.59 | Christopher Manson | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 20 | 1:26.74 | Zachary Conley | 10 | April 8-10, 2005 | Toronto | Ajax Sprint Meet | |
| 21 | 1:27.01 | Miguel Valdez | 10 | May 15-17, 2004 | Toronto | NYAC May Performance | |
| 22 | 1:27.50 | Danai Sisouphanh | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 23 | 1:28.13 | Blaise Gallant | 10 | April 13, 2002 | Etobicoke | Pentathalon | |
| 24 | 1:31.26 | David Aguilera | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 25 | 1:32.38 | Laurent Masella | 10 | April 13, 2002 | Etobicoke | Pentathlon |
200 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 2:33.64 | Stephen Clarke | 10 | June 2, 1984 | |||
| 2 | 2:34.45 | James Middlebrook | 10 | May 9-11, 2003 | London | Casco-Hollandia Invitational | |
| 3 | 2:39.18 | Tyler Bredschneider | 10 | May 2001 | St. Catharines | Brock Invitational | |
| 4 | 2:40.16 | Connor Beals | 10 | April 24, 2010 | St. Catharines | Brock Invitational | |
| 5 | 2:46.86 | Austin Learning | 10 | June 15-18, 2007 | Etobicoke | Central Region Champs | |
| 6 | 2:51.17 | Andrew Beals | 10 | April 24, 2010 | St. Catharines | Brock Invitational | |
| 7 | 2:55.48 | Daniel Manson | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 8 | 2:58.07 | Blaise Gallant | 10 | May 4-5, 2002 | St. Catharines | Brock Invitational | |
| 9 | 3:00.06 | Aarondeep Rai | 10 | April 29, 2006 | St. Catharines | Brock Invitational | |
| 10 | 3:02.20 | Michael Neves | 10 | May 5, 2007 | St. Catharines | Brock Invitational | |
| 11 | 3:02.52 | Christopher Manson | 10 | May 5, 2007 | St. Catharines | Brock Invitational | |
| 12 | 3:03.56 | Harveer Kang | 10 | May 29-30, 2010 | Waterloo | Taking Up the Slack | |
| 13 | 3:06.27 | Danai Sisouphanh | 10 | May 5, 2007 | St. Catharines | Brock Invitational | |
| 14 | 3:06.66 | Laurent Masella | 10 | May 4-5, 2002 | St. Catharines | Brock Invitational | |
| 15 | 3:13.74 | Zachary Conley | 10 | April 8-10, 2005 | Toronto | Ajax Sprint Meet | |
| 16 | 3:16.80 | Eric Olivier | 9 | April 25, 2009 | St. Catharines | Brock Invitational | |
| 17 | 3:19.23 | Alfonso Menanno | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 18 | 3:19.75 | Miguel Valdez | 10 | May 15-17, 2004 | Toronto | NYAC May Performance | |
| 19 | 3:24.11 | Barstow Nyhof | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 20 | 3:27.41 | Robert Nedelea | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 21 | 3:33.66 | Andrew Learning | 9 | April 26, 2008 | St. Catharines | Brock Invitational | |
| 22 | 3:41.70 | Ethan Wilson | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 23 | 3:52.20 | Evan Culliton | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 24 | 3:52.38 | Ian Culliton | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 25 | 4:12.41 | Harjot Lehal | 9 | April 25, 2009 | St. Catharines | Brock Invitational |
400 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 5:22.38 | James Middlebrook | 10 | June 26, 2003 | Brantford | ON Junior Provincial Champs | |
| 2 | 5:30.12 | Connor Beals | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 3 | 5:32.93 | Shane Burrow | 10 | May 28-31, 1992 | Toronto | Youth Cup 2 | |
| 4 | 5:34.76 | Tyler Bredschneider | 10 | June 8-10, 2001 | Oakland, MI | Oakland Live Y’ers Pepsi Open | |
| 5 | 5:35.35 | Andrew Baier | 10 | July 6-9, 1995 | Etobicoke | ON Provincial Age Group Champs | |
| 6 | 5:43.63 | Kyle Raymond | 10 | Season 1992 | |||
| 7 | 5:50.03 | James Reed | 10 | May 5-7, 1995 | Waterloo | ROW Annual Invitational | |
| 8 | 5:51.23 | Daniel Juhasz | 10 | Season 2000 | |||
| 9 | 5:52.28 | Andrew Beals | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 10 | 5:54.14 | Jakub Hlavnicka | 10 | Season 2000 | |||
| 11 | 5:56.78 | Austin Learning | 10 | May 16, 2007 | Etobicoke | Central Region Champs | |
| 12 | 5:59.38 | Sean Bechtel | 10 | Season 1994 | |||
| 13 | 5:59.39 | M Casadei | 10 | Season 1994 | |||
| 14 | 5:59.62 | Mark Mallany | 10 | Season 1994 | |||
| 15 | 6:13.74 | Michael Neves | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 16 | 6:28.44 | Harveer Kang | 10 | May 1, 2010 | Waterloo | Halton Hills Spring Classic | |
| 17 | 6:31.77 | Aarondeep Rai | 10 | June 2-4, 2006 | Waterloo | Jack McCormick Invitational | |
| 18 | 6:36.26 | Christopher Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 19 | 6:36.58 | Danai Sisouphanh | 10 | June 1-3, 2007 | Waterloo | Jack McCormick Invitational | |
| 20 | 6:41.62 | Andrew Learning | 10 | April 26, 2009 | St. Catharines | Brock Invitational | |
| 21 | 6:57.17 | Daniel Manson | 9 | April 30, 2006 | St. Catharines | Brock Invitational | |
| 22 | 7:00.51 | Eric Olivier | 9 | May 26, 2009 | St. Catharines | Brock Invitational |
800 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 11:04.17 | Connor Beals | 10 | April 2, 2010 | Waterloo | Spring Turbo Charge | |
| 2 | 12:39.39 | Austin Learning | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 3 | 13:04.51 | Michael Neves | 10 | April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 4 | 13:30.74 | Christopher Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 5 | 13:42.50 | Zachary Conley | 10 | May 9, 2005 | Toronto | Ajax Distance Time Trial | |
| 6 | 13:45.94 | Danai Sisouphanh | 10 | April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 7 | 13:47.30 | Daniel Manson | 9 | April 30, 2006 | St. Catharines | Brock Invitational | |
| 8 | 14:12.61 | Andrew Learning | 10 | April 5, 2009 | Waterloo | Spring Turbo Charge | |
| 9 | 14:13.83 | Aarondeep Rai | 10 | April 30, 2006 | St. Catharines | Brock Invitational |
1500 Freestyle |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 21:33.39 | Connor Beals | 10 | April 24, 2010 | St. Catharines | Brock Invitational | |
| 2 | 22:27.69 | Daniel Manson | 10 | May 5, 2007 | St. Catharines | Brock Invitational | |
| 3 | 24:53.98 | Michael Neves | 10 | May 5, 2007 | St. Catharines | Brock Invitational |
50 Backstroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 37.18 | Jim Scherzinger | 10 | June 28, 1986 | |||
| 2 | 37.88 | James Middlebrook | 10 | July 10-12, 2003 | Buffalo | Star Swimming Invitational | |
| 3 | 41.16 | Austin Learning | 10 | May 19, 2007 | Etobicoke | Top Cup | |
| 4 | 44.36 | Connor Beals | 10 | April 2-3, 2010 | Waterloo | Spring Turbo Charge | |
| 5 | 44.50 | Danai Sisouphanh | 10 | May 19, 2007 | Etobicoke | Top Cup | |
| 6 | 44.91 | Michael Neves | 10 | May 19, 2007 | Etobicoke | Top Cup | |
| 7 | 44.91 | Christopher Manson | 10 | May 19, 2007 | Etobicoke | Top Cup | |
| 8 | 44.98 | Andrew Learning | 10 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 9 | 45.16 | Blaise Gallant | 10 | February 16, 2002 | Prep Meet | ||
| 10 | 45.27 | Laurent Masella | 10 | May 4-5, 2002 | St. Catharines | Brock Invitational | |
| 11 | 45.31 | Daniel Manson | 10 | June 2, 2006 | Hamilton | Jack McCormick Invitational | |
| 12 | 47.33 | Aarondeep Rai | 10 | June 10-11, 2006 | North York | Mayors Cup | |
| 13 | 47.52 | Miguel Valdez | 10 | April 2-4, 2004 | Toronto | Ajax Sprint Meet | |
| 14 | 49.55 | Robert Nedelea | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 15 | 50.16 | Alfonso Menanno | 10 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 16 | 51.15 | David Aguilera | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 17 | 51.44 | Ethan Wilson | 9 | May 15, 2011 | Etobicoke | Top Cup | |
| 18 | 52.72 | Matthew Charette | 10 | April 1-2, 2006 | Waterloo | Spring Turbo Charge | |
| 19 | 53.79 | Sunveer Kang | 10 | June 3, 2005 | Hamilton | Jack McCormick Invitational | |
| 20 | 54.46 | Evan Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 21 | 54.53 | Travis Blackwell | 10 | June 22, 2002 | Hamilton | Jack McCormick -Black Session | |
| 22 | 54.74 | Ian Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 23 | 55.11 | Alex Kyriacopoulos | 10 | May 28, 2004 | Hamilton | Jack McCormick Invitational | |
| 24 | 55.75 | Liam Ryan | 10 | May 11, 2008 | Guelph | GMAC Super Sunday | |
| 25 | 56.66 | Zachary Conley | 10 | May 28, 2004 | Hamilton | Jack McCormick Invitational |
100 Backstroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 1:18.47 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 1:19.21 | James Middlebrook | 10 | June 26-29, 2003 | Brantford | ON Junior Provincial Champs | |
| 3 | 1:22.47 | Jonathan Dimitriu | 10 | July 7-10, 1994 | Etobicoke | ON Provincial Age Group Champs | |
| 4 | 1:23.68 | Shane Burrow | 10 | March 28, 1992 | Etobicoke | Pepsi Pentathlon | |
| 5 | 1:24.44 | Kyle Raymond | 10 | Season 1992 | |||
| 6 | 1:25.25 | Nicholas Cafaro | 10 | Season 1992 | |||
| 7 | 1:25.50 | Shawn Bull | 10 | Season 2000 | |||
| 8 | 1:25.79 | Daniel Juhasz | 10 | Season 2000 | |||
| 9 | 1:26.66 | Austin Learning | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 10 | 1:27.20 | Donald Smith | 10 | Season 1995 | |||
| 11 | 1:28.05 | Corey Webster | 10 | April 3-4, 1998 | Etobicoke | Petathlon | |
| 12 | 1:28.06 | Daniel Manson | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 13 | 1:28.41 | Andrew Baier | 10 | Season 1995 | |||
| 14 | 1:28.43 | James Reed | 10 | Season 1995 | |||
| 15 | 1:29.70 | Andrew Beals | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 16 | 1:30.60 | Tyler Bredschneider | 10 | April 7, 2001 | Etobicoke | Pentathlon | |
| 17 | 1:31.42 | Laurent Masella | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 18 | 1:31.65 | Danai Sisouphanh | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 19 | 1:33.93 | Blaise Gallant | 10 | May 4-5, 2002 | St. Catharines | Brock Invitational | |
| 20 | 1:34.78 | Christopher Manson | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 21 | 1:34.98 | Michael Neves | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 22 | 1:36.73 | Andrew Learning | 10 | May 1-3, 2009 | Etobicoke | Dr. Ralph Hicken Invitational | |
| 23 | 1:37.20 | Harveer Kang | 10 | May 29-30, 2010 | Waterloo | Taking Up the Slack | |
| 24 | 1:38.85 | Aarondeep Rai | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 25 | 1:42.88 | Miguel Valdez | 10 | May 15-17, 2004 | Toronto | NYAC May Performance |
200 Backstroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 2:50.45 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 2:53.61 | James Middlebrook | 10 | June 26-29, 2003 | Brantford | ON Junior Provincial Champs | |
| 3 | 3:03.70 | Austin Learning | 10 | June 15-18, 2007 | Etobicoke | Central Region Champs | |
| 4 | 3:09.45 | Daniel Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 5 | 3:12.53 | Laurent Masella | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 6 | 3:12.61 | Danai Sisouphanh | 10 | June 15-18, 2007 | Etobicoke | Central Region Champs | |
| 7 | 3:14.97 | Blaise Gallant | 10 | April 5-7, 2002 | Toronto | Ajax Sprint Invitational | |
| 8 | 3:17.40 | Michael Neves | 10 | June 15-18, 2007 | Etobicoke | Central Region Champs | |
| 9 | 3:30.92 | Christopher Manson | 10 | March 31, 2007 | Waterloo | Spring Turbo Charge | |
| 10 | 3:32.14 | Aarondeep Rai | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 11 | 3:49.06 | Miguel Valdez | 10 | April 2-4, 2004 | Toronto | Ajax Sprint Meet |
50 Breaststroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 43.52 | Daniel Baier | 10 | May 29, 1998 | Etobicoke | Top Cup | |
| 2 | 45.44 | Austin Learning | 10 | June 17, 2007 | Etobicoke | Central Region Champs | |
| 3 | 47.44 | Blaise Gallant | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 4 | 47.52 | Danai Sisouphanh | 10 | June 17, 2007 | Etobicoke | Central Region Champs | |
| 5 | 48.43 | Aarondeep Rai | 9 | April 1-2, 2006 | Waterloo | Spring Turbo Charge | |
| 6 | 49.49 | Alfonso Menanno | 10 | May 14, 2011 | Etobicoke | Top Cup | |
| 7 | 49.67 | Andrew Learning | 10 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 8 | 50.07 | Michael Neves | 10 | June 17, 2007 | Etobicoke | Central Region Champs | |
| 9 | 50.74 | Connor Beals | 10 | April 2-3, 2010 | Waterloo | Spring Turbo Charge | |
| 10 | 51.69 | Zachary Conley | 10 | April 8-10, 2005 | Toronto | Ajax Sprint Meet | |
| 11 | 52.35 | Andrew Beals | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 12 | 52.82 | Evan Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 13 | 52.97 | James Middlebrook | 10 | May 9, 2003 | London | Casco-Hollandia Invitational | |
| 14 | 53.68 | Laurent Masella | 10 | April 5-7, 2002 | Toronto | Ajax Sprint Invitational | |
| 15 | 54.53 | Harveer Kang | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 16 | 54.72 | Daniel Manson | 10 | June 2, 2006 | Hamilton | Jack McCormick Invitational | |
| 17 | 55.05 | Sunveer Kang | 10 | June 3, 2005 | Hamilton | Jack McCormick Invitational | |
| 18 | 56.35 | Travis Blackwell | 10 | June 22, 2002 | Hamilton | Jack McCormick -Black Session | |
| 19 | 57.43 | Miguel Valdez | 10 | April 2-4, 2004 | Toronto | Ajax Sprint Meet | |
| 20 | 58.83 | Ian Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 21 | 59.92 | Calvin Rai | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 22 | 1:00.70 | Alex Kyriacopoulos | 10 | May 28, 2004 | Hamilton | Jack McCormick Invitational | |
| 23 | 1:00.89 | Christopher Manson | 9 | April 30, 2006 | St. Catharines | Brock Invitational | |
| 24 | 1:01.77 | Robert Nedelea | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 25 | 1:01.89 | Matthew Charette | 10 | April 1-2, 2006 | Waterloo | Spring Turbo Charge |
100 Breaststroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 1:32.38 | Daniel Baier | 10 | May 28, 1998 | Etobicoke | Top Cup | |
| 2 | 1:34.00 | Donald Smith | 10 | April 1-2, 1995 | Etobicoke | Pentathlon | |
| 3 | 1:35.11 | Austin Learning | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 4 | 1:36.97 | James Reed | 10 | July 6-9, 1995 | Etobicoke | ON Provincial Age Group Champs | |
| 5 | 1:39.86 | Daniel Manson | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 6 | 1:40.49 | Danai Sisouphanh | 10 | June 18, 2007 | Etobicoke | Central Region Champs | |
| 7 | 1:41.73 | Aarondeep Rai | 10 | May 12-14, 2006 | Etobicoke | Top Cup | |
| 8 | 1:41.80 | Blaise Gallant | 10 | July 4-7, 2002 | Etobicoke | ON Junior Provincial Champs | |
| 9 | 1:45.76 | Michael Neves | 10 | June 18, 2007 | Etobicoke | Central Region Champs | |
| 10 | 1:47.40 | James Middlebrook | 10 | May 23-25, 2003 | Hamilton | Jack McCormick Invitational | |
| 11 | 1:51.34 | Evan Culliton | 9 | May 15, 2011 | Etobicoke | Top Cup | |
| 12 | 1:54.23 | Harveer Kang | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 13 | 1:54.54 | Christopher Manson | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 14 | 1:55.03 | Alfonso Menanno | 10 | April 9, 2011 | Etobicoke | Pentathlon | |
| 15 | 1:55.46 | Andrew Learning | 10 | April 25-26, 2009 | St. Catharines | Brock Invitational | |
| 16 | 1:57.59 | Zachary Conley | 10 | April 8-10, 2005 | Toronto | Ajax Sprint Meet | |
| 17 | 1:58.13 | Ian Culliton | 9 | May 15, 2011 | Etobicoke | Top Cup | |
| 18 | 2:03.17 | Ben Xiao | 10 | April 9, 2011 | Etobicoke | Pentathlon | |
| 19 | 2:03.55 | Eric Olivier | 9 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 20 | 2:04.36 | Sunveer Kang | 10 | May 7-8, 2005 | St. Catharines | Brock Invitational | |
| 21 | 2:05.94 | Barstow Nyhof | 10 | April 9, 2011 | Etobicoke | Pentathlon | |
| 22 | 2:06.21 | Laurent Masella | 10 | April 13, 2002 | Etobicoke | Pentathlon | |
| 23 | 2:06.59 | Miguel Valdez | 10 | May 15-17, 2004 | Toronto | NYAC May Performance | |
| 24 | 2:10.17 | Rajan Badwal | 9 | April 9, 2011 | Etobicoke | Pentathlon | |
| 25 | 2:11.93 | Calvin Rai | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational |
200 Breaststroke |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 3:23.41 | Daniel Baier | 10 | June 21, 1998 | |||
| 2 | 3:34.18 | Danai Sisouphanh | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 3 | 3:36.99 | Aarondeep Rai | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 4 | 3:37.41 | Daniel Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 5 | 3:40.02 | Blaise Gallant | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 6 | 3:40.02 | Michael Neves | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 7 | 3:44.83 | James Middlebrook | 10 | May 23-25, 2003 | Hamilton | Jack McCormick Invitational | |
| 8 | 3:54.24 | Alfonso Menanno | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 9 | 3:57.57 | Austin Learning | 9 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 10 | 4:06.27 | Evan Culliton | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 11 | 4:11.78 | Ian Culliton | 9 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 12 | 4:26.53 | Andrew Learning | 9 | April 27, 2008 | St. Catharines | Brock Invitational |
50 Butterfly |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 32.71 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 36.66 | Tyler Bredschneider | 10 | May 26, 2001 | Etobicoke | Top Cup | |
| 3 | 36.99 | James Middlebrook | 10 | July 10-12, 2003 | Buffalo | Star Swimming Invitational | |
| 4 | 39.06 | Connor Beals | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 5 | 40.29 | Blaise Gallant | 10 | July 4-7, 2002 | Etobicoke | ON Junior Provincial Champs | |
| 6 | 41.23 | Laurent Masella | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 7 | 41.31 | Daniel Manson | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 8 | 43.94 | Aarondeep Rai | 10 | May 12-14, 2006 | Etobicoke | Top Cup | |
| 9 | 44.42 | Eric Olivier | 9 | May 23-25, 2009 | Etobicoke | Top Cup | |
| 10 | 45.99 | Andrew Learning | 10 | April 4-5, 2009 | Waterloo | Spring Turbo Charge | |
| 11 | 46.09 | Danai Sisouphanh | 10 | June 17, 2007 | Etobicoke | Central Region Champs | |
| 12 | 46.78 | Ethan Wilson | 9 | May 15, 2011 | Etobicoke | Top Cup | |
| 13 | 48.55 | Harveer Kang | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 14 | 49.66 | Alfonso Menanno | 10 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 15 | 51.61 | Matthew Charette | 9 | May 8, 2005 | St. Catharines | Brock Invitational | |
| 16 | 52.85 | Christopher Manson | 10 | May 18-20, 2007 | Etobicoke | Top Cup | |
| 17 | 53.23 | Evan Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 18 | 53.80 | Miguel Valdez | 10 | April 2-4, 2004 | Toronto | Ajax Sprint Meet | |
| 19 | 53.88 | Austin Learning | 9 | June 2, 2006 | Hamilton | Jack McCormick Invitational | |
| 20 | 53.91 | Robert Nedelea | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 21 | 55.46 | Calvin Rai | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 22 | 56.59 | Ian Culliton | 9 | May 29, 2011 | Waterloo | Taking Up The Slack | |
| 23 | 56.62 | Liam Ryan | 10 | May 11, 2008 | Guelph | GMAC Super Sunday | |
| 24 | 58.08 | David Aguilera | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 25 | 1:00.40 | Sunveer Kang | 10 | May 8, 2005 | St. Catharines | Brock Invitational |
100 Butterfly |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 1:13.78 | Stephen Clarke | 10 | July 14, 1984 | |||
| 2 | 1:19.25 | James Reed | 10 | July 6-9, 1995 | Etobicoke | ON Provincial Age Group Champs | |
| 3 | 1:19.56 | Kyle Raymond | 10 | July 9-12, 1992 | Etobicoke | ON Provincial Age Group Champs | |
| 4 | 1:23.71 | Tyler Bredschneider | 10 | May 27, 2001 | Etobicoke | Top Cup | |
| 5 | 1:24.46 | Daniel Juhasz | 10 | Season 2000 | |||
| 6 | 1:28.65 | James Middlebrook | 10 | May 9-11, 2003 | London | Casco-Hollandia Invitational | |
| 7 | 1:28.81 | Connor Beals | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 8 | 1:30.23 | Jakub Hlavnicka | 10 | Season 2000 | |||
| 9 | 1:31.17 | Daniel Manson | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 10 | 1:32.01 | Blaise Gallant | 10 | July 4-7, 2002 | Etobicoke | ON Junior Provincial Champs | |
| 11 | 1:36.24 | Austin Learning | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 12 | 1:37.35 | Andrew Beals | 10 | April 24-25, 2010 | St. Catharines | Brock Invitational | |
| 13 | 1:41.48 | Aarondeep Rai | 10 | June 10-11, 2006 | North York | Mayor’s Cup | |
| 14 | 1:42.91 | Laurent Masella | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 15 | 1:45.27 | Danai Sisouphanh | 10 | May 5-6, 2007 | St. Catharines | Brock Invitational | |
| 16 | 1:45.79 | Eric Olivier | 9 | May 24, 2009 | Etobicoke | Top Cup | |
| 17 | 1:49.54 | Andrew Learning | 10 | April 26, 2009 | St. Catharines | Brock Invitational | |
| 18 | 1:53.03 | Barstow Nyhof | 10 | April 9, 2011 | Etobicoke | Pentathlon | |
| 19 | 1:56.14 | Harveer Kang | 10 | May 1, 2010 | Hamilton | Halton Hills Spring Classic | |
| 20 | 1:57.63 | Matthew Charette | 10 | April 30, 2006 | St. Catharines | Brock Invitational | |
| 21 | 2:01.63 | Ethan Wilson | 9 | May 14, 2011 | Etobicoke | Top Cup | |
| 22 | 2:01.98 | Miguel Valdez | 10 | May 28-30, 2004 | Hamilton | Jack McCormick Invitational | |
| 23 | 2:03.34 | Calvin Rai | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 24 | 2:06.37 | Robert Nedelea | 9 | April 9, 2011 | Etobicoke | Pentathlon | |
| 25 | 2:07.27 | Michael Neves | 10 | April 5, 2007 | Etobicoke | Pentathlon |
200 Butterfly |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 3:02.29 | Connor Beals | 10 | April 25, 2010 | St. Catharines | Brock Invitational | |
| 2 | 3:24.40 | Daniel Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 3 | 4:01.44 | Matthew Charette | 10 | April 30, 2006 | St. Catharines | Brock Invitational | |
| 4 | 4:11.95 | Eric Olivier | 9 | April 26, 2009 | St. Catharines | Brock Invitational |
200 Individual Medley |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 2:53.83 | Stephen Clarke | 10 | May 5, 1984 | |||
| 2 | 2:58.70 | Shane Burrow | 10 | April 10-12, 1992 | Brantford | Swim International | |
| 3 | 2:58.86 | James Middlebrook | 10 | May 9-11, 2003 | London | Casco-Hollandia Invitational | |
| 4 | 2:59.50 | Kyle Raymond | 10 | Season 1992 | |||
| 5 | 3:01.88 | James Reed | 10 | July 6-9, 1995 | Etobicoke | ON Provincial Age Group Champs | |
| 6 | 3:03.79 | Daniel Baier | 10 | May 28, 1998 | Etobicoke | Top Cup | |
| 7 | 3:03.97 | Tyler Bredschneider | 10 | June 8-10, 2001 | Oakland, MI | Oakland Live Y’ers Pepsi Open | |
| 8 | 3:04.61 | Daniel Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 9 | 3:05.28 | Daniel Juhasz | 10 | Season 2000 | |||
| 10 | 3:05.72 | Jakub Hlavnicka | 10 | Season 2000 | |||
| 11 | 3:06.93 | Austin Learning | 10 | May 19, 2007 | Etobicoke | Top Cup | |
| 12 | 3:08.49 | Blaise Gallant | 10 | June 14-16, 2002 | Etobicoke | Central Region Champs | |
| 13 | 3:09.87 | Greg Bacon | 10 | Season 1993 | |||
| 14 | 3:10.93 | Andrew Baier | 10 | Season 1995 | |||
| 15 | 3:12.50 | Jonathan Dimitriu | 10 | Season 1994 | |||
| 16 | 3:22.78 | Danai Sisouphanh | 10 | April 5, 2007 | Etobicoke | Pentathlon | |
| 17 | 3:24.47 | Michael Neves | 10 | June 17, 2007 | Etobicoke | Central Region Champs | |
| 18 | 3:25.32 | Aarondeep Rai | 10 | June 10-11, 2006 | North York | Mayor’s Cup | |
| 19 | 3:30.37 | Eric Olivier | 9 | June 6-7, 2009 | North York | Mayor’s Cup | |
| 20 | 3:32.94 | Christopher Manson | 10 | May 6, 2007 | St. Catharines | Brock Invitational | |
| 21 | 3:35.12 | Laurent Masella | 10 | April 5-7, 2002 | Toronto | Ajax Sprint Invitational | |
| 22 | 3:36.05 | Alfonso Menanno | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 23 | 3:37.34 | Andrew Learning | 10 | April 26, 2009 | St. Catharines | Brock Invitational | |
| 24 | 3:41.26 | Barstow Nyhof | 10 | April 30, 2011 | Hamilton | Halton Spring Invitational | |
| 25 | 3:44.69 | Miguel Valdez | 10 | May 15-17, 2004 | Toronto | NYAC May Performance |
400 Individual Medley |
| Rk | Time | Swimmer | Age | Date | City | Meet | |
| 1 | 6:15.35 | Connor Beals | 10 | April 24, 2010 | St. Catharines | Brock Invitational | |
| 2 | 6:35.08 | James Middlebrook | 10 | May 23, 2003 | Hamilton | Jack McCormick Invitational | |
| 3 | 6:38.68 | Andrew Beals | 10 | April 24, 2010 | St. Catharines | Brock Invitational | |
| 4 | 6:39.76 | Austin Learning | 10 | June 1-3, 2007 | Hamilton | Jack McCormick Invitational | |
| 5 | 7:04.97 | Daniel Manson | 10 | March 31-April 1, 2007 | Waterloo | Spring Turbo Charge | |
| 6 | 7:08.79 | Aarondeep Rai | 10 | June 2-4, 2006 | Hamilton | Jack McCormick Invitational | |
| 7 | 7:09.86 | Danai Sisouphanh | 10 | May 5, 2007 | St. Catharines | Brock Invitational | |
| 8 | 7:36.46 | Eric Olivier | 9 | April 25, 2009 | St. Catharines | Brock Invitational |
| Girls Short Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Girls Long Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Boys Short Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
| Boys Long Course | 10 & Under | 11 & 12 | 13 & 14 | 15 & 16 | 17 & Over |
Click on an age group to view records – Revised August 31, 2011