EVENT 303 Womens Open 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 1 | Ellie CHALLIS | 15 | S3 | Clacton SC | 2:14.02 |
| 4 | 3 | Eloise BAILEY | 17 | | Modernian | 1:02.00 |
| 5 | 2 | Lucy YOUNG | 14 | | Modernian | 1:02.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 2 | 5 | Ella TOLLIDAY | 17 | | St Felix Sch | 1:01.93 |
| 3 | 7 | Cerys WILLIAMS | 15 | | West Suffolk | 1:01.91 |
| 4 | 9 | Lily MACDONALD | 14 | | Co Norwich | 1:01.90 |
| 5 | 8 | Georgina KNATCHBULL | 15 | | C Beds SS | 1:01.90 |
| 6 | 6 | Maddie LEES | 15 | | DunmowAtlant | 1:01.92 |
| 7 | 4 | Mia YATES | 16 | | Felixstowe | 1:01.95 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 11 | Eleanor LLEWELLYN | 19 | | West Suffolk | 1:01.85 |
| 2 | 13 | Chloe BUTLER | 15 | | St Ives | 1:01.84 |
| 3 | 15 | Rebecca SMITH | 16 | | Norwich Swan | 1:01.80 |
| 4 | 17 | Lauren GRICE | 20 | | Leighton Buz | 1:01.78 |
| 5 | 16 | Sophie CLERKIN | 13 | | Braintree | 1:01.80 |
| 6 | 14 | Agnes BURNS | 18 | | Harpenden | 1:01.80 |
| 7 | 12 | Georgina MUNDAY | 15 | | Modernian | 1:01.84 |
| 8 | 10 | Macy DEXTER | 13 | | Co Cambridge | 1:01.89 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 19 | Abbie BARNWELL | 16 | | Team Luton | 1:01.72 |
| 2 | 21 | Bryony EDGINGS | 14 | | Thurrock | 1:01.70 |
| 3 | 23 | Ellie O'KEEFFE | 19 | | Co Cambridge | 1:01.63 |
| 4 | 25 | Celeste ANDREW | 18 | | Harlow Pen | 1:01.51 |
| 5 | 24 | Francesca BABER | 13 | | C Beds SS | 1:01.60 |
| 6 | 22 | Sophie LANDER | 14 | | Deben | 1:01.70 |
| 7 | 20 | Katie ANDREWS | 15 | | Norwich Swan | 1:01.71 |
| 8 | 18 | Caitlin O'TOOLE | 15 | | Royston | 1:01.77 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 27 | Isabella YEABSLEY | 13 | | Hatfield | 1:01.44 |
| 2 | 29 | Gemma HANSON | 16 | | Hatfield | 1:01.40 |
| 3 | 31 | Francesca PECCEI | 16 | | Watford SC | 1:01.18 |
| 4 | 33 | Olivia LEE | 15 | | Co Peterboro | 1:01.10 |
| 5 | 32 | Juliet MERELIE | 21 | | Co Cambridge | 1:01.15 |
| 6 | 30 | Lucy PARK | 23 | | Watford SC | 1:01.21 |
| 7 | 28 | Jessica SHAW | 14 | | Co Peterboro | 1:01.42 |
| 8 | 26 | Ella MURPHY | 17 | | Harpenden | 1:01.48 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 35 | Almudena VISSER VELEZ | 17 | | Co Cambridge | 1:01.02 |
| 2 | 37 | Rebecca STROUD | 17 | | Brentwood | 1:01.00 |
| 3 | 39 | Mia FURSEDONNE | 17 | | Basildon Ph | 1:00.80 |
| 4 | 41 | Tess WESLEY | 15 | | Newmarket | 1:00.71 |
| 5 | 40 | Niamh ADCOCK | 18 | | Co Norwich | 1:00.80 |
| 6 | 38 | Clara WATSON-FLOWERS | 13 | | St Felix Sch | 1:00.88 |
| 7 | 36 | Cathryn THOMSON | 29 | | St Ives | 1:01.00 |
| 8 | 34 | Phoebe WHITE | 14 | | Harlow Pen | 1:01.10 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 43 | Lara-Grace MOUNT | 17 | | West Norfolk | 1:00.63 |
| 2 | 45 | Angharad EVANS | 16 | | West Suffolk | 1:00.60 |
| 3 | 47 | Mia CARTER | 17 | | Bishop Stort | 1:00.47 |
| 4 | 49 | Billie GRANT | 17 | | Hatfield | 1:00.18 |
| 5 | 48 | Annika BROWN | 16 | | teamipswich | 1:00.31 |
| 6 | 46 | Lucy HUDSON | 15 | | West Suffolk | 1:00.50 |
| 7 | 44 | Matilda TURNER | 16 | | Bor of Brox | 1:00.61 |
| 8 | 42 | Erin CROUCH | 15 | | teamipswich | 1:00.70 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 51 | Asma PARKER | 16 | | Colchester | 1:00.04 |
| 2 | 53 | Harriet SALISBURY | 15 | | Co Peterboro | 59.90 |
| 3 | 55 | Ella HALE | 16 | | West Suffolk | 59.70 |
| 4 | 57 | Emily LUSH | 17 | | Potters Bar | 59.55 |
| 5 | 56 | Zoe MACDONALD | 16 | | Bor of Brox | 59.63 |
| 6 | 54 | Kiara KOVACS | 15 | | Co Peterboro | 59.70 |
| 7 | 52 | Ruby GREENHALF | 14 | | Co Norwich | 59.90 |
| 8 | 50 | Matilda BOGLE | 13 | | teamipswich | 1:00.10 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 61 | Molly OLLINGTON | 21 | | Co Cambridge | 59.28 |
| 2 | 67 | Sarah CARROLL | 17 | | Bishop Stort | 59.00 |
| 3 | 73 | Emma CRUICKSHANKS | 16 | | teamipswich | 57.90 |
| 4 | 79 | Abbie LOW | 17 | | Chelmsford | 57.10 |
| 5 | 76 | Georgina PRYOR | 21 | | Harlow Pen | 57.53 |
| 6 | 70 | Bianka MISIKOVA | 16 | | Hatfield | 58.80 |
| 7 | 64 | Erin O'MEARA | 16 | | Co St Albans | 59.17 |
| 8 | 58 | Ellie HOLLISS | 15 | | Co St Albans | 59.35 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 62 | Daisy MOXHAM | 14 | | Co Cambridge | 59.20 |
| 2 | 68 | Jessica KEOGH | 15 | | Hatfield | 58.90 |
| 3 | 74 | Rebecca WATT | 17 | | DunmowAtlant | 57.80 |
| 4 | 80 | Sacha THOMAS | 16 | | Co Norwich | 56.80 |
| 5 | 77 | Charlotte WALKER | 17 | | St Felix Sch | 57.50 |
| 6 | 71 | Tia GARDINER | 17 | | Chelmsford | 58.60 |
| 7 | 65 | Isabel WAINWRIGHT | 16 | | Modernian | 59.00 |
| 8 | 59 | Rikke NAGELL-KLEVEN | 24 | | Co Norwich | 59.30 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 63 | Karys-Rose BUNN | 13 | | teamipswich | 59.20 |
| 2 | 69 | Lauren WATT | 18 | | Co Cambridge | 58.90 |
| 3 | 75 | Mia MASPERS | 17 | | teamipswich | 57.69 |
| 4 | 81 | Jessica WOODWARD | 16 | | Hatfield | 56.70 |
| 5 | 78 | Millie FIELDS | 15 | | Bishop Stort | 57.10 |
| 6 | 72 | Rianna SMITH | 21 | | Basildon Ph | 57.98 |
| 7 | 66 | Carys BREALEY | 15 | | Harlow Pen | 59.00 |
| 8 | 60 | Grace WALLER | 15 | | Basildon Ph | 59.30 |