| Under-17 Women 300 Metres HEAT 1 (Kingsmeadow Stadium, 9 May) | 1 | | Miranda Woodruff | (Sutton & District AC) | 41.8 | | | | | 2 | | Olivia Hines | (Hercules Wimbledon AC) | 42.7 | | | | | 3 | | Emma Willes | (Camberley & District AC) | 45.3 | | | | | 4 | | Katie Grimshaw | (Guildford & Godalming AC) | 46.8 | | | | |
| | | Under-17 Women 300 Metres HEAT 2 (Kingsmeadow Stadium, 9 May) | 1 | | Felicity Urbain | (Aldershot, Farnham & District AC) | 42.7 | | | | | 2 | | Helena Robey | (Guildford & Godalming AC) | 43.3 | | | | | 3 | | Natalie Christmas | (Crawley AC) | 43.4 | | | | | 4 | | Mary Allotey | (Herne Hill Harriers) | 44.1 | | | | | 5 | | Joanne Kennard | (Woking AC) | 45.8 | | | | |
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