EVENT 304 Boys Open 100m Butterfly - Heats
Not Competing : 24,30,41
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Edward JACKSON | 9 | Co Leeds | 2:00.76 |
| 4 | 2 | Curtis MEWSE | 9 | Co Leeds | 1:53.19 |
| 5 | 3 | Daniel GREEN | 10 | Co Leeds | 1:50.52 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 4 | Matthew JUST | 9 | Co Leeds | 1:50.44 |
| 2 | 5 | Jamie BROADHURST | 11 | Co Leeds | 1:43.46 |
| 3 | 6 | Zak WOOD | 11 | Halifax | 1:40.87 |
| 4 | 7 | Nathan DULAY | 11 | Co Leeds | 1:40.00 |
| 5 | 8 | Jacob TALBOT | 9 | Co Leeds | 1:40.00 |
| 6 | 9 | Joshua MOSS | 12 | Tadcaster | 1:38.89 |
| 7 | 10 | William BACON | 12 | Co Leeds | 1:33.00 |
| 8 | 11 | Lewis KESTLE | 10 | Darlington | 1:32.15 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Jake ASKIN-JONES | 14 | Co Wakefield | 1:32.00 |
| 1 | 13 | Ashton DEES | 11 | Co Leeds | 1:31.11 |
| 2 | 14 | Evan CAI | 11 | Co Wakefield | 1:30.00 |
| 3 | 15 | George KNOWLES | 12 | Co Leeds | 1:28.17 |
| 4 | 16 | Maxim VAKOUROV | 15 | Co Leeds | 1:28.04 |
| 5 | 17 | Joseph LEVISON | 10 | Co Leeds | 1:27.66 |
| 6 | 18 | Joshua KESTLE | 12 | Darlington | 1:26.83 |
| 7 | 19 | Solomon HODGSON | 11 | Co Leeds | 1:26.21 |
| 8 | 20 | Samuel EMMETT | 12 | Co Leeds | 1:24.42 |
| 9 | 21 | Zak STOLARSKI | 12 | Co Leeds | 1:23.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 22 | Harry SENIOR | 11 | Co Leeds | 1:23.54 |
| 1 | 23 | Kourosh KHODAKHAH | 10 | Co Leeds | 1:21.73 |
| 2 | 25 | Rhys RIDDIFORD | 12 | Co Leeds | 1:20.49 |
| 3 | 26 | Jonathon WIGHTMAN | 13 | Bo Barnsley | 1:20.40 |
| 4 | 27 | Charlie BROOME | 13 | Co Leeds | 1:17.82 |
| 5 | 28 | Jake RODWAY | 15 | Team Jorvik | 1:17.56 |
| 6 | 29 | Benjamin WILKINSON | 13 | Whitby | 1:17.02 |
| 7 | 31 | Elliott WATKINS | 12 | Co Leeds | 1:13.40 |
| 8 | 32 | Joseph WARD | 14 | Grimsby AST | 1:13.10 |
| 9 | 33 | Daniel MENZER | 14 | Co Wakefield | 1:12.78 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 35 | Louis AINLEY | 13 | Co Leeds | 1:11.60 |
| 1 | 37 | Charles KERSHAW | 15 | Halifax | 1:09.84 |
| 2 | 39 | Robbie ABBOTT | 15 | Halifax | 1:05.40 |
| 3 | 42 | Tiago LAWRIE | 16 | Trafford Met | 1:03.20 |
| 4 | 44 | Thomas CARSWELL | 17 | Tadcaster | 57.15 |
| 5 | 43 | Joseph SENIOR | 17 | Team Jorvik | 1:02.57 |
| 6 | 40 | Ben SHELTON | 13 | Co Leeds | 1:05.25 |
| 7 | 38 | Kalum SMART | 13 | Bo Barnsley | 1:05.71 |
| 8 | 36 | Jacob LEE | 16 | Tadcaster | 1:10.09 |
| 9 | 34 | Daniel KERSHAW | 15 | Kippax | 1:11.61 |