Open/Male - Long Course - 100m Freestyle - Aberystwyth and District Swimmin - All Time - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet | Date | Time |
|---|---|---|---|---|---|---|
| 1 | Sam Middleton | Aberystwyth | 89 | WASA Age & Youth Champs, Swansea | 05/04/07 | 52.94 |
| 2 | James Raw | Leic Sharks | 07 | Derventio eXcel April Meet, Sheffield | 02/04/22 | 56.30 |
| 3 | Joshua Nathanie Harries | Aberystwyth | 92 | Welsh School Championship, Swansea | 23/11/07 | 57.06 |
| 4 | Sion Owen | Aberystwyth | 94 | British Gas Swim Wales Winter Open Champs, Swansea | 16/12/11 | 57.54 |
| 5 | Steffan Herdman | Aberystwyth | 99 | City of Bristol International Open Meet, Bristol | 08/04/17 | 57.64 |
| 6 | James Payne | Aberystwyth | 01 | Swim Wales Summer Nationals, Swansea | 31/07/17 | 58.45 |
| 7 | Isaac Williamson-Evans | Aberystwyth | 97 | 3 Towers Open Meet, Millfield | 26/10/13 | 59.00 |
| 8 | Joseph Gorman | Aberystwyth | 04 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 59.06 |
| 9 | Shaun Timothy Lewis | Aberystwyth | 91 | Swim Swansea Open Meet, Swansea | 16/05/08 | 59.14 |
| 10 | Cameron Phillips | Aberystwyth | 00 | Swim Wales Summer Nationals, Swansea | 01/08/16 | 1:00.51 |
| 11 | Teilo Courtier-Lilley | Aberystwyth | 99 | Frome Autumn Open Meet, Millfield | 25/10/14 | 1:00.73 |
| 12 | Tomos Watson | Aberystwyth | 97 | Frome Autumn Open Meet, Millfield | 25/10/14 | 1:01.23 |
| 13 | Benjamin Jones | Aberystwyth | 96 | Welsh Age Group & Youth Champs, Swansea | 04/04/10 | 1:02.56 |
| Maxwell Glasser | Aberystwyth | 98 | City of Cardiff Tiger Bay Meet, Cardiff | 13/03/16 | 1:02.56 | |
| 15 | Jude Coleridge | Aberystwyth | 04 | Swansea Aquatics Long Course Meet 2018, WNPS | 11/05/18 | 1:03.34 |
| 16 | Robert Wallace | Aberystwyth | 98 | 3 Towers Spring Open Meet, Millfield | 06/04/13 | 1:05.93 |
| 17 | Morgan Evans | Aberystwyth | 01 | Swim Wales Summer Nationals, Swansea | 01/08/16 | 1:06.19 |
| 18 | Jacob Massey | Aberystwyth | 03 | Swansea Aquatics Long Course Spring Meet, Swansea | 24/02/18 | 1:07.52 |
| 19 | Sion Davies | Aberystwyth | 00 | British Gas Swim Wales Legends Meet, Swansea | 22/09/13 | 1:10.93 |
| 20 | James Michael | Aberystwyth | 00 | 3 Towers Open Meet, Millfield | 26/10/13 | 1:11.92 |
| 21 | Jamie Owen | Aberystwyth | 95 | Avalon Autumn Open Meet, Millfield | 24/10/09 | 1:12.84 |
| 22 | Morgan Revell | Aberystwyth | 99 | 3 Towers Open Meet, Millfield | 26/10/13 | 1:14.32 |
| 23 | Iestyn Watson | Aberystwyth | 00 | Frome Autumn Open Meet, Millfield | 25/10/14 | 1:15.96 |
| 24 | Aaron Jones | Aberystwyth | 07 | Tiger Bay Open Meet 2023, Cardiff | 18/03/23 | 1:16.88 |
| 25 | Iestyn Carr | Aberystwyth | 09 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 1:18.29 |
 |  |
