EVENT 112 Female 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | Lilly KELLY | 10 | Smeaton 8 | 1:27.41 |
| 3 | 4 | Sophie BEATON | 8 | Rothwell 8 | 1:23.78 |
| 4 | 6 | Lana AL-SHIMMARY | 9 | Scott Hall 8 | 1:21.36 |
| 5 | 5 | Nora GLEBOVA | 8 | Fearnville 8 | 1:22.90 |
| 6 | 3 | Tisha HANDA | 10 | Rothwell 8 | 1:24.00 |
| 7 | 1 | Vidya PATEL | 11 | JCCS 8 | 1:40.32 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 8 | Isobel MIRZAI | 8 | Scott Hall 8 | 1:20.00 |
| 1 | 10 | Isabella WALKER | 10 | Morley 8 | 1:17.00 |
| 2 | 12 | Shammah CLAYTON | 12 | Pudsey 8 | 1:15.00 |
| 3 | 14 | Irene KINEL | 7 | Scott Hall 8 | 1:15.00 |
| 4 | 16 | ISABELLA ARTHUR-MOULD | 10 | Scott Hall 8 | 1:15.00 |
| 5 | 15 | Nabhanya MURUGANANTH | 9 | Morley 8 | 1:15.00 |
| 6 | 13 | Olivia NICHOLL | 10 | Rothwell 8 | 1:15.00 |
| 7 | 11 | Mia NOTEY | 9 | Scott Hall 8 | 1:15.00 |
| 8 | 9 | Alethae CHAPPELL | 10 | Holt Park 8 | 1:18.73 |
| 9 | 7 | Emily LUO | 10 | Smeaton 8 | 1:20.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 18 | Katy DORRINGTON | 8 | Aire 8 | 1:14.78 |
| 1 | 20 | Valentina ALEXE | 11 | Rothwell 8 | 1:12.00 |
| 2 | 22 | Amara MEHTA | 9 | Scott Hall 8 | 1:10.27 |
| 3 | 24 | Stephanie GOMES | 10 | JCCS 8 | 1:10.00 |
| 4 | 26 | Charis MCNEILL | 9 | Scott Hall 8 | 1:05.00 |
| 5 | 25 | Juliette VITTIS | 10 | Rothwell 8 | 1:07.00 |
| 6 | 23 | Pippa GRAHAM | 10 | JCCS 8 | 1:10.00 |
| 7 | 21 | Lexie TIERNEY | 8 | Scott Hall 8 | 1:12.00 |
| 8 | 19 | Charlotte BROWN | 9 | Fearnville 8 | 1:14.22 |
| 9 | 17 | Eliza HASSAN | 11 | JCCS 8 | 1:15.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 28 | Florence MCGEE | 10 | Fearnville 8 | 1:04.28 |
| 1 | 30 | Molly FOX | 9 | Holt Park 8 | 1:03.86 |
| 2 | 32 | Phillipa CARTER | 11 | Pudsey 8 | 1:00.00 |
| 3 | 34 | Lally PAHLAVAN | 8 | Fearnville 8 | 59.93 |
| 4 | 36 | Rose FEARNHEAD | 9 | Morley 8 | 59.83 |
| 5 | 35 | Vy NGUYEN | 10 | Smeaton 8 | 59.91 |
| 6 | 33 | Thea RAI | 9 | Scott Hall 8 | 1:00.00 |
| 7 | 31 | Georgina FLINT | 9 | Scott Hall 8 | 1:00.31 |
| 8 | 29 | Phoebe BINDLOSS | 9 | Scott Hall 8 | 1:04.00 |
| 9 | 27 | Elisavet KARAKESIDOU | 10 | Holt Park 8 | 1:04.78 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 38 | Arwen BALL | 10 | Rothwell 8 | 59.67 |
| 1 | 40 | Norah HANCOCK | 11 | Morley 8 | 59.26 |
| 2 | 42 | Evie SMITH | 12 | Aire 8 | 58.27 |
| 3 | 44 | Grace DEARDEN | 11 | Scott Hall 8 | 58.00 |
| 4 | 46 | Emilia DAVIES | 9 | Scott Hall 8 | 57.65 |
| 5 | 45 | Dahla GILROY | 10 | Scott Hall 8 | 57.84 |
| 6 | 43 | Elhana MERON | 11 | Fearnville 8 | 58.23 |
| 7 | 41 | Ezrae COCKERILL | 11 | Scott Hall 8 | 59.07 |
| 8 | 39 | Ava CHAPMAN | 10 | Scott Hall 8 | 59.57 |
| 9 | 37 | Ava GRAVILLE | 9 | Scott Hall 8 | 59.78 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 48 | Eva GREEN | 9 | Fearnville 8 | 56.46 |
| 1 | 50 | Rosie LANCASHIRE | 11 | Aire 8 | 56.28 |
| 2 | 52 | Lyra HAMBLETON-FIELD | 11 | Rothwell 8 | 55.60 |
| 3 | 54 | Daria AKSONOVA | 10 | JCCS 8 | 54.59 |
| 4 | 56 | Claire CARROLL | 11 | Aire 8 | 52.74 |
| 5 | 55 | Jasmine CULLEN | 12 | Kirkstall 8 | 53.55 |
| 6 | 53 | Isabelle CARR | 10 | Holt Park 8 | 55.33 |
| 7 | 51 | Isabelle LAKE | 10 | Fearnville 8 | 55.98 |
| 8 | 49 | Ariana FELEA | 11 | Morley 8 | 56.30 |
| 9 | 47 | Ellie HIRST | 10 | Fearnville 8 | 57.57 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 58 | Helena WUDARCZYK | 12 | Rothwell 8 | 52.22 |
| 1 | 60 | Katrin BARTOSEVIC | 12 | Fearnville 8 | 51.93 |
| 2 | 62 | Claudia RACE | 11 | Scott Hall 8 | 50.00 |
| 3 | 64 | Ayla GRAY | 12 | Fearnville 8 | 46.58 |
| 4 | 66 | Amber EVITTS | 12 | Fearnville 8 | 44.76 |
| 5 | 65 | Emma PITTAM | 12 | Rothwell 8 | 45.22 |
| 6 | 63 | Paige WOODALL | 10 | Morley 8 | 49.00 |
| 7 | 61 | Guasta VASILIAUSKAITE | 12 | JCCS 8 | 50.00 |
| 8 | 59 | Mabel BARKER | 11 | Holt Park 8 | 52.00 |
| 9 | 57 | Thea PERROT | 11 | Aire 8 | 52.62 |