Open/Male - Long Course - 50m Backstroke - Aberystwyth and District Swimmin - All Time - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet | Date | Time |
|---|---|---|---|---|---|---|
| 1 | Sam Middleton | Aberystwyth | 89 | Swim Wales Winter Open, Swansea | 24/11/07 | 28.56 |
| 2 | Shaun Timothy Lewis | Aberystwyth | 91 | Avalon Autumn Open Meet, Millfield | 20/10/07 | 31.25 |
| 3 | Sion Owen | Aberystwyth | 94 | Frome, Wells & Shepton Mallet 3 Towers Ope, Millfield | 09/04/11 | 32.02 |
| 4 | James Payne | Aberystwyth | 01 | City of Bristol International Open Meet, Bristol | 08/04/17 | 32.31 |
| 5 | Steffan Herdman | Aberystwyth | 99 | Swim Wales Summer Nationals, Swansea | 07/08/16 | 32.33 |
| 6 | Isaac Williamson-Evans | Aberystwyth | 97 | 3 Towers Open Meet, Millfield | 26/10/13 | 32.76 |
| 7 | Maxwell Glasser | Aberystwyth | 98 | City of Cardiff Tiger Bay Meet, Cardiff | 13/03/16 | 33.16 |
| 8 | Joseph Gorman | Aberystwyth | 04 | Swim Wales Summer Nationals, Swansea | 01/08/19 | 33.45 |
| 9 | Joshua Nathanie Harries | Aberystwyth | 92 | Avalon Autumn Open Meet, Millfield | 21/10/06 | 33.46 |
| Jude Coleridge | Aberystwyth | 04 | Swansea Aquatics Long Course Meet 2018, WNPS | 13/05/18 | 33.46 | |
| 11 | Cameron Phillips | Aberystwyth | 00 | City of Cardiff Tiger Bay Open Meet 2017, Cardiff | 18/03/17 | 33.51 |
| 12 | Tomos Watson | Aberystwyth | 97 | Frome Autumn Open Meet, Millfield | 25/10/14 | 33.56 |
| 13 | Teilo Courtier-Lilley | Aberystwyth | 99 | 3 Towers Spring Open Meet, Millfield | 06/04/13 | 34.13 |
| 14 | James Raw | Leic Sharks | 07 | Stockport Metro Qualifying Open Meet, Grand Central Pools | 14/03/20 | 35.12 |
| 15 | Sion Davies | Aberystwyth | 00 | Swim Swansea Annual LC Meet, Swansea | 19/05/13 | 37.87 |
| 16 | Jamie Owen | Aberystwyth | 95 | Avalon Autumn Open Meet, Millfield | 24/10/09 | 38.14 |
| 17 | Benjamin Jones | Aberystwyth | 96 | Welsh Capital Open Meet, Cardiff | 29/11/08 | 38.34 |
| 18 | Oliver Lerigo | Aberystwyth | 10 | Swim Wales Regional Racing Series - West 2024, Swansea | 09/02/24 | 38.97 |
| 19 | James Michael | Aberystwyth | 00 | 3 Towers Open Meet, Millfield | 26/10/13 | 39.82 |
| 20 | Finley Marshall | Aberystwyth | 09 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 40.63 |
| 21 | Iestyn Carr | Aberystwyth | 09 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 40.90 |
| 22 | Iestyn Watson | Aberystwyth | 00 | Cardiff Bay Sprint Meet, Cardiff | 04/07/15 | 40.98 |
| 23 | Aidan Roberts | Aberystwyth | 05 | RCT New Year Open Meet, Cardiff | 07/01/18 | 41.60 |
| 24 | Aaron Jones | Aberystwyth | 07 | Tiger Bay Open Meet 2023, Cardiff | 19/03/23 | 41.70 |
| 25 | Morgan Evans | Aberystwyth | 01 | Swim Wales Summer Nationals, Swansea | 02/08/13 | 42.03 |
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