| Under-15 Girls 75 Metres Hurdles (76.2cm) HEAT 1 (Kingsmeadow Stadium, 23 May) | 1 | | Pippa Earley | (Kingston AC & Polytechnic Harriers) | 11.25 | +0.5 | CBP | Q | | 2 | | Ayse Hussein | (Belgrave Harriers) | 12.28 | +0.5 | | Q | | 3 | | Isabel King | (Reigate Priory AC) | 13.27 | +0.5 | | | | 4 | | Helene Davis | (St Mary's Richmond AC) | 13.53 | +0.5 | | | | 5 | | Alexandra Roe | (Guildford & Godalming AC) | 13.53 | +0.5 | | | | 6 | | Jessica Collins | (Herne Hill Harriers) | 15.26 | +0.5 | | | |
| | | Under-15 Girls 75 Metres Hurdles (76.2cm) HEAT 2 (Kingsmeadow Stadium, 23 May) | 1 | | Marcia Sey | (Croydon Harriers) | 11.78 | 0.0 | | Q | | 2 | | Marcey Winter | (Guildford & Godalming AC) | 12.12 | 0.0 | | Q | | 3 | | Anna Brophy | (Guildford & Godalming AC) | 12.67 | 0.0 | | q | | 4 | | Amelia Watson | (Reigate Priory AC) | 12.82 | 0.0 | | q | | 5 | | Hannah Lester | (Kingston AC & Polytechnic Harriers) | 13.69 | 0.0 | | | | 6 | | Josephine Grist | (St Mary's Richmond AC) | 13.71 | 0.0 | | | |
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