| FREESTYLE | Age group |
Name | Club | CBT | Date |
| 50m | |||||
| X | 16-17 | Taylor Eeles | Seagulls | 27.81 | Rossmore 2014 |
| S | 18-24 | Jordan Chapman | Swim Bournemouth | 25.98 | Rossmore 2014 |
| A | 25-29 | Graham Wakelin | Poole | 25.66 | Bridport 1998 |
| B | 30-34 | Graham Wakelin | Poole | 25.59 | Weymouth 2000 |
| C | 35-39 | James Ashby | Bridport Barracudas | 26.38 | Dorchester 2023 |
| D | 40-44 | Theo Van Der Merwe | Seagulls | 26.98 | Rossmore 2015 |
| E | 45-49 | Chris Hopton | Poole | 28.12 | Dorchester 2023 |
| F | 50-54 | Peter Kirk | Bournemouth Dolphins | 28.09 | Rossmore 2009 |
| G | 55-59 | Peter Kirk | Littledown Masters | 28.40 | Rossmore 2011 |
| H | 60-64 | Peter Kirk | Littledown Masters | 28.96 | Rossmore 2016 |
| J | 65-69 | David Hembrow | Littledown Masters | 32.57 | Rossmore 2014 |
| K | 70-74 | David Hembrow | Littledown Masters | 33.50 | Rossmore 2017 |
| L | 75-79 | ||||
| M | 80-84 | Robert Lloyd-Evans | Poole | 57.08 | Dorchester 2023 |
| 100m | |||||
| X | 16-17 | Callum Fawkes | Seagulls | 1:00.42 | Rossmore 2017 |
| S | 18-24 | Mark Moreland-Francis | Poole | 55.92 | Bridport 2008 |
| A | 25-29 | Graham Wakelin | Poole | 56.59 | Kemp Welch 1998 |
| B | 30-34 | Mark Moreland-Francis | Poole | 58.48 | Rossmore 2017 |
| C | 35-39 | Paul Hembrow | Littledown Masters | 57.25 | Rossmore 2016 |
| D | 40-44 | Peter Kirk | Bournemouth Dolphins | 58.90 | Dorchester 1997 |
| E | 45-49 | Chris Hopton | Poole | 1:01.65 | Dorchester 2023 |
| F | 50-54 | Peter Kirk | Bournemouth Dolphins | 1:00.18 | Rossmore 2009 |
| G | 55-59 | Peter Kirk | Littledown Masters | 1:02.77 | Rossmore 2011 |
| H | 60-64 | Peter Kirk | Littledown Masters | 1:03.31 | Rossmore 2016 |
| J | 65-69 | David Hembrow | Littledown Masters | 1:10.41 | Rossmore 2014 |
| K | 70-74 | David Hembrow | Littledown Masters | 1:13.81 | Rossmore 2017 |
| 200m | |||||
| X | 16-17 | Jacob Dunning | Poole | 2:34.19 | Rossmore 2017 |
| S | 18-24 | Ben Porter | Poole | 2:00.79 | Rossmore 2017 |
| A | 25-29 | Richard Smiles | Bournemouth Dolphins | 1:59.78 | Rossmore 2009 |
| B | 30-34 | Dean Otton | Weyport Masters | 2:08.94 | Rossmore 2014 |
| C | 35-39 | Paul Hembrow | Littledown Masters | 2:06.73 | Rossmore 2017 |
| D | 40-44 | Mark Forrester | Swim Bournemouth | 2:05.07 | Rossmore 2011 |
| E | 45-49 | Leslie Jessop | Wareham | 2:17.75 | Kemp Welch 1998 |
| F | 50-54 | Peter Kirk | Bournemouth Dolphins | 2:17.82 | Rossmore 2008 |
| G | 55-59 | Peter Kirk | Littledown Masters | 2:20.81 | Rossmore 2014 |
| H | 60-64 | Peter Kirk | Littledown Masters | 2:20.62 | Rossmore 2016 |
| J | 65-69 | David Hembrow | Littledown Masters | 2:34.89 | Rossmore 2015 |
| K | 70-74 | David Hembrow | Littledown Masters | 2:41.14 | Rossmore 2017 |
| 400m | |||||
| X | 16-17 | ||||
| S | 18-24 | Ben Porter | Poole | 4:23.76 | Bridport 2017 |
| A | 25-29 | Ian Burns | Weymouth | 4:32.24 | Bridport 1995 |
| B | 30-34 | Paul Morrison | Littledown Masters | 5:05.01 | Rossmore 2011 |
| C | 35-39 | Paul Hembrow | Littledown Masters | 4.30.25 | Rossmore 2016 |
| D | 40-44 | Mark Forrester | Swim Bournemouth | 4:24.98 | Rossmore 2011 |
| E | 45-49 | Leslie Jessop | Poole | 4:56.56 | Kemp Welch 1998 |
| F | 50-54 | Rob Kellaway | East Dorset Open Water | 5:13.28 | Rossmore 2015 |
| G | 55-59 | Leslie Jessop | Wareham | 5:16.51 | Bridport 2008 |
| H | 60-64 | David Hembrow | Littledown Masters | 5:15.89 | Bridport 2008 |
| J | 65-69 | David Hembrow | Littledown Masters | 5:27.32 | Rossmore 2014 |
| K | 70-74 | David Hembrow | Littledown Masters | 5:37.04 | Rossmore 2017 |
| 800m | |||||
| S | 18-24 | ||||
| A | 25-29 | Shaun Druce | Christchurch Seagulls | 10:32.53 | Littledown 2011 |
| B | 30-34 | James Gilfillan | Littledown Masters | 10:16.78 | Littledown 2010 |
| C | 35-39 | Clint Cornick | West Dorset | 10:46.86 | Littledown 2012 |
| D | 40-44 | Mark Forrester | Swim Bournemouth | 9:10.94 | Littledown 2011 |
| E | 45-49 | Nick Ireland | Weyport Masters | 11:39.87 | Littledown 2010 |
| F | 50-54 | Stuart Paterson | Bournemouth Dolphins | 12:39.96 | Littledown 2010 |
| G | 55-59 | Leslie Jessop | Wareham | 11:19.35 | Littledown 2010 |
| H | 60-64 | Bob Roberts | Weyport Masters | 14:03.73 | Littledown 2010 |
| J | 65-69 | David Hembrow | Littledown Masters | 11:04.70 | Littledown 2012 |
| K | 70-74 | Robert Lloyd-Evans | Poole | 14:36.57 | Littledown2012 |
| 1500m | |||||
| S | 18-24 | ||||
| A | 25-29 | Shaun Druce | Christchurch Seagulls | 20:06.77 | Littledown 2011 |
| B | 30-34 | James Gilfillan | Littledown Masters | 19:06.39 | Littledown 2011 |
| C | 35-39 | Clint Cornick | West Dorset | 20:35.39 | Littledown 2012 |
| D | 40-44 | Mark Hitchcott | East Dorset Open Water | 22:53.23 | Littledown 2011 |
| E | 45-49 | Nick Ireland | Weyport Masters | 21:57.78 | Littledown 2010 |
| F | 50-54 | ||||
| G | 55-59 | Leslie Jessop | Wareham | 21:30.83 | Littledown 2010 |
| H | 60-64 | Bob Roberts | Weyport Masters | 26:38.07 | Littledown 2010 |
| J | 65-69 | David Hembrow | Littledown Masters | 20:55.05 | Littledown 2012 |
| K | 70-74 | Robert Lloyd-Evans | Poole | 27:43.40 | Littledown 2012 |
| BACKSTROKE | |||||
| 50m | |||||
| X | 16-17 | Callum Fawkes | Seagulls | 33.86 | Rossmore 2017 |
| S | 18-24 | Sam Philpott | Poole | 28.98 | Dorchester 2023 |
| A | 25-29 | Chris Rawlings | Poole | 31.00 | Kemp Welch 1998 |
| B | 30-34 | Nigel Dalton | Wareham | 31.53 | Dorchester 1997 |
| C | 35-39 | Liam Small | Poole | 29.19 | Dorchester 2023 |
| D | 40-44 | Glen Mitchell | Bournemouth SC | 30.82 | Rossmore 2016 |
| E | 45-49 | Andrew Small | Ferndown | 32.45 | Rossmore 2010 |
| F | 50-54 | Andrew Small | Poole | 32.75 | Rossmore 2014 |
| G | 55-59 | Bob Roberts | Weyport Masters | 42.39 | Weymouth 2004 |
| H | 60-64 | Peter Kirk | Littledown Masters | 35.38 | Rossmore 2016 |
| J | 65-69 | Nigel Foster | Swim Bournemouth | 37.09 | Rossmore 2015 |
| K | 70-74 | George Cardwell | Poole | 49.68 | Littledown 1993 |
| 100m | |||||
| X | 16-17 | ||||
| S | 18-24 | Sam Philpott | Poole | 1:02.97 | Dorchester 2023 |
| A | 25-29 | Steven Roper | Swim Bournemouth | 1:17.11 | Rossmore 2015 |
| B | 30-34 | James Hammersley | Seagulls | 1.09.78 | Rossmore 2014 |
| C | 35-39 | Liam Small | Poole | 1:04.08 | Dorchester 2023 |
| D | 40-44 | Glen Mitchell | Bournemouth SC | 1:11.09 | Rossmore 2016 |
| E | 45-49 | Andrew Small | Bournemouth Dolphins | 1:04.08 | Dorchester 2023 |
| F | 50-54 | Andrew Small | Poole | 1:09.00 | Rossmore 2008 |
| G | 55-59 | Pete Kirk | Littledown Masters | 1.17.87 | Rossmore 2014 |
| H | 60-64 | Nigel Foster | Swim Bournemouth | 1:20.42 | Rossmore 2011 |
| J | 65-69 | Nigel Foster | Swim Bournemouth | 1:19.82 | Rossmore 2015 |
| K | 70-74 | Peter Waddell | Poole | 1.55.39 | Rossmore 2014 |
| 200m | |||||
| X | 16-17 | ||||
| S | 18-24 | Craig Taylor | Ferndown | 2:43.61 | Rossmore 2009 |
| A | 25-29 | Robin Thorpe | Christchurch Seagulls | 2:53.39 | Rossmore 2011 |
| B | 30-34 | ||||
| C | 35-39 | Liam Small | Poole | 2:18.65 | Dorchester 2023 |
| D | 40-44 | Nathan Bennett | Weyport Masters | 2:57.73 | Dorchester 2023 |
| E | 45-49 | Andrew Small | Ferndown | 2:31.02 | Rossmore 2009 |
| F | 50-54 | ||||
| G | 55-59 | ||||
| H | 60-64 | ||||
| J | 65-69 | Antonino Perrella | Poole | 4:01.67 | Bridport 2008 |
| K | 70-74 | Antonino Perrella | Poole | 4:00.51 | Rossmore 2010 |