EVENT 406 Mens Open 100m Butterfly - Heats
Not Competing : 10,25,30
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Liam MURPHY | 14 | Dereham | DN:C. |
| 3 | 3 | Harry WEARS | 16 | Leighton Buz | 1:07.42 |
| 4 | 5 | Daniel LEIGH | 14 | Co Peterboro | 1:03.46 |
| 5 | 4 | Thomas HARRINGTON | 15 | Co Cambridge | 1:07.76 |
| 6 | 2 | Alexander PROFFITT | 15 | West Suffolk | 1:03.45 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 9 | Mason ARNOLD | 16 | Harlow Pen | 1:03.13 |
| 2 | 16 | William KEARSEY | 16 | Hatfield | 1:02.82 |
| 3 | 22 | Regan LLOYD | 16 | teamipswich | 1:01.34 |
| 4 | 29 | Richard JEFFERIES | 18 | Co Cambridge | 59.36 |
| 5 | 26 | Harry PARKER | 15 | Hatfield | 1:02.10 |
| 6 | 19 | Daniel BROWN | 16 | Co Peterboro | 1:03.32 |
| 7 | 13 | Liam BARNETT | 26 | Co Cambridge | 1:00.94 |
| 8 | 6 | Ashley TRENT | 16 | Co Cambridge | 1:05.55 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 11 | Stuart CLARKE | 29 | Bishop Stort | 1:01.82 |
| 2 | 17 | Oliver MALTBY | 16 | Modernians | 1:01.12 |
| 3 | 23 | Danny PROFFITT | 19 | West Suffolk | 59.48 |
| 4 | 31 | Jake TYSON | 16 | teamipswich | 1:00.12 |
| 5 | 27 | Liam DOONAN | 17 | Co Cambridge | 1:00.03 |
| 6 | 20 | Sonny TRIGG | 17 | teamipswich | 1:00.05 |
| 7 | 14 | Thomas STOKES | 20 | Co Peterboro | 1:05.08 |
| 8 | 7 | Laurence CHALK | 14 | Sudbury | 1:07.15 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 12 | Dominic SCIFO | 13 | teamipswich | 1:01.97 |
| 2 | 18 | Louis SELLER | 17 | teamipswich | 1:01.42 |
| 3 | 24 | Sonny FORD | 17 | Basildon Ph | 1:02.31 |
| 4 | 32 | Caleb HUGHES | 18 | Hatfield | 58.31 |
| 5 | 28 | Jack HOLLIS | 19 | teamipswich | 59.21 |
| 6 | 21 | Jack UTTING | 16 | UEA Norwich | 1:03.59 |
| 7 | 15 | Matthew WILLIAMS | 17 | Watford SC | 1:02.62 |
| 8 | 8 | Daniel MILLS | 16 | Co Cambridge | DN:C. |