Open/Male - Long Course - 50m Butterfly - Aberystwyth and District Swimmin - All Time - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet | Date | Time |
|---|---|---|---|---|---|---|
| 1 | Cameron Phillips | Aberystwyth | 00 | Swim Wales Long Course Championships, Swansea | 17/04/17 | 28.07 |
| 2 | Steffan Herdman | Aberystwyth | 99 | City of Bristol International Open Meet, Bristol | 08/04/17 | 28.26 |
| 3 | James Raw | Leic Sharks | 07 | Derventio eXcel April Meet, Sheffield | 02/04/22 | 28.40 |
| 4 | Shaun Timothy Lewis | Aberystwyth | 91 | Swim Swansea Open Meet, Swansea | 16/05/08 | 28.62 |
| 5 | Joseph Gorman | Aberystwyth | 04 | City of Liverpool National Meet, Liverpool | 19/03/22 | 28.76 |
| 6 | Joshua Nathanie Harries | Aberystwyth | 92 | Avalon Autumn Open Meet, Millfield | 20/10/07 | 29.48 |
| 7 | Sion Owen | Aberystwyth | 94 | Frome, Wells & Shepton Mallet 3 Towers Ope, Millfield | 09/04/11 | 29.84 |
| 8 | Tomos Watson | Aberystwyth | 97 | 3 Towers Open Meet, Millfield | 26/10/13 | 30.46 |
| 9 | Teilo Courtier-Lilley | Aberystwyth | 99 | Frome Autumn Open Meet, Millfield | 25/10/14 | 31.29 |
| 10 | Maxwell Glasser | Aberystwyth | 98 | City of Cardiff Tiger Bay Meet, Cardiff | 12/03/16 | 31.78 |
| 11 | Jude Coleridge | Aberystwyth | 04 | Swansea Aquatics Spring Long Course 2019, WNPS | 16/02/19 | 32.32 |
| 12 | Morgan Evans | Aberystwyth | 01 | Swim Wales Legends Meet, Swansea | 17/09/16 | 32.49 |
| 13 | Isaac Williamson-Evans | Aberystwyth | 97 | 3 Towers Open Meet, Millfield | 26/10/13 | 32.68 |
| 14 | James Payne | Aberystwyth | 01 | Swim Wales Legends Meet, Swansea | 19/09/15 | 33.72 |
| 15 | Benjamin Jones | Aberystwyth | 96 | Tiger Bay Open Meet, Cardiff | 29/03/09 | 34.10 |
| 16 | Jacob Massey | Aberystwyth | 03 | Swansea Aquatics Long Course Spring Meet, Swansea | 24/02/18 | 34.15 |
| 17 | Oliver Lerigo | Aberystwyth | 10 | Swim Wales Regional Racing Series - West 2024, Swansea | 09/02/24 | 36.59 |
| 18 | James Michael | Aberystwyth | 00 | 3 Towers Open Meet, Millfield | 26/10/13 | 38.20 |
| 19 | Sion Davies | Aberystwyth | 00 | British Gas Swim Wales Legends Meet, Swansea | 21/09/13 | 38.86 |
| 20 | Finley Marshall | Aberystwyth | 09 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 39.37 |
| 21 | Iestyn Watson | Aberystwyth | 00 | Cardiff Bay Sprint Meet, Cardiff | 04/07/15 | 40.13 |
| 22 | Jamie Owen | Aberystwyth | 95 | Avalon Autumn Open Meet, Millfield | 24/10/09 | 40.95 |
| 23 | Robert Glasser | Aberystwyth | 03 | City of Cardiff Tiger Bay Meet, Cardiff | 12/03/16 | 41.62 |
| 24 | 42.48 | |||||
| 25 | Iestyn Carr | Aberystwyth | 09 | Swim Wales Welsh Development (Youth Panel) 2022, Swansea | 26/06/22 | 45.61 |
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