EVENT 353 Womens MC 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 2 | 10 | Maisie Summers-Newton | 02 | S6 | Gr Britain | 41.85 |
| 3 | 12 | Denise Grahl | 93 | S7 | Germany | 41.23 |
| 4 | 15 | Eleanor Robinson | 01 | S6 | Gr Britain | 36.76 |
| 5 | 14 | Nicole Turner | 02 | S6 | Ireland | 37.85 |
| 6 | 11 | Grace Harvey | 98 | S7 | Gr Britain | 41.75 |
| 7 | 9 | E Martin-De-La-Torre | 98 | S6 | Gr Britain | 42.36 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 2 | 2 | Anna Hontar | 03 | S6 | Ukraine | 1:00.66 |
| 3 | 5 | Peggy Sonntag | 99 | S5 | Germany | 52.23 |
| 4 | 8 | Meri-Maari Makinen | 92 | S7 | Finland | 45.26 |
| 5 | 7 | Brenda Tilk | 94 | S7 | Estonia | 48.54 |
| 6 | 4 | Tammy Cunnington | 75 | S4 | Canada | 53.30 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 3 | 3 | Suzanne Warren | 79 | S4 | UEA Norwich | 59.51 |
| 4 | 13 | Leah O'Connell | 02 | S7 | Camden Swiss | 40.33 |
| 5 | 6 | Megan Short | 98 | S7 | Satellite | 49.08 |
| 6 | 1 | Sophie Woodward | 04 | S3 | Kimberley | 1:19.08 |