| Under-15 Girls 75 Metres Hurdles (76.2cm) HEAT 1 (Kingsmeadow Stadium, 13 May) | 1 | | Elise Christian | (Guildford & Godalming AC) | 11.96 | -2.3 | | Q | | 2 | | Jasmine Nkoso | (Herne Hill Harriers) | 12.70 | -2.3 | | Q | | 3 | | Sophia McCart | (Sutton & District AC) | 12.99 | -2.3 | | Q | | 4 | | Scarlett Brown | (Woking AC) | 13.12 | -2.3 | | q | | 5 | | Freya Moran | (Kingston AC & Polytechnic Harriers) | 15.08 | -2.3 | | q | |
| | | Under-15 Girls 75 Metres Hurdles (76.2cm) HEAT 2 (Kingsmeadow Stadium, 13 May) | 1 | | Keira Oxley | (Guildford & Godalming AC) | 12.47 | -1.0 | | Q | | 2 | | Ama Amiaka | (Croydon Harriers) | 12.67 | -1.0 | | Q | | 3 | | Lila Cooke | (Waverley AC) | 13.74 | -1.0 | | Q | | 4 | | Emily Richardson | (Epsom & Ewell Harriers) | 17.44 | -1.0 | | | |
|