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| Under-17 Women 100 Metres HEAT 1 (Croydon Arena, 11 May) | 1 | | Jade Johnson | (Herne Hill Harriers) | 12.5 | +1.6 | | | | 2 | | Kirsty Yarrow | (Guildford & Godalming AC) | 13.4 | +1.6 | | | | 3 | | Jackie Johnson | (Epsom & Ewell Harriers) | 13.5 | +1.6 | | | | 4 | | Bukky Adeshina | (Hercules Wimbledon AC) | 13.5 | +1.6 | | | | 5 | | N Gordon | (Sutton & District AC) | 13.8 | +1.6 | | | |
| | | Under-17 Women 100 Metres HEAT 2 (Croydon Arena, 11 May) | 1 | | Dionne Howell | (Herne Hill Harriers) | 12.8 | +1.2 | | | | 2 | | Victoria Terry | (Woking AC) | 12.9 | +1.2 | | | | 3 | | J Carpenter | (Sutton & District AC) | 13.3 | +1.2 | | | | 4 | | Y White | (Epsom & Ewell Harriers) | 13.6 | +1.2 | | | | 5 | | Kathylene Madriaga | (South London Harriers) | 13.9 | +1.2 | | | | 6 | | C Fulke-Greville | (Woking AC) | 14.2 | +1.2 | | | |
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| Under-17 Women 100 Metres HEAT 3 (Croydon Arena, 11 May) | 1 | | Natalie Gaynor | (Sutton & District AC) | 12.5 | +0.2 | | | | 2 | | Danielle Watkins | (Herne Hill Harriers) | 13.4 | +0.2 | | | | 3 | | K Keary | (Sutton & District AC) | 13.4 | +0.2 | | | | 4 | | Lucy Atunumuo | (Hercules Wimbledon AC) | 13.4 | +0.2 | | | | 5 | | K Mander | (Epsom & Ewell Harriers) | 14.0 | +0.2 | | | | 6 | | Julia Black | (Reigate Priory AC) | 14.0 | +0.2 | | | | 7 | | B McCarthy | (Woking AC) | 14.4 | +0.2 | | | |
| | | Under-17 Women 100 Metres S-FINAL 1 (Croydon Arena, 11 May) | 1 | | Natalie Gaynor | (Sutton & District AC) | 12.5 | -0.1 | | | | 2 | | Dionne Howell | (Herne Hill Harriers) | 12.9 | -0.1 | | | | 3 | | Lucy Atunumuo | (Hercules Wimbledon AC) | 13.1 | -0.1 | | | | 4 | | Jackie Johnson | (Epsom & Ewell Harriers) | 13.6 | -0.1 | | | | 5 | | Kirsty Yarrow | (Guildford & Godalming AC) | 13.7 | -0.1 | | | | 6 | | J Carpenter | (Sutton & District AC) | 13.7 | -0.1 | | | |
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| Under-17 Women 100 Metres S-FINAL 2 (Croydon Arena, 11 May) | 1 | | Jade Johnson | (Herne Hill Harriers) | 12.3 | +1.7 | | | | 2 | | Victoria Terry | (Woking AC) | 12.9 | +1.7 | | | | 3 | | Danielle Watkins | (Herne Hill Harriers) | 13.3 | +1.7 | | | | 4 | | Bukky Adeshina | (Hercules Wimbledon AC) | 13.5 | +1.7 | | | | 5 | | K Keary | (Sutton & District AC) | 13.5 | +1.7 | | | | 6 | | Y White | (Epsom & Ewell Harriers) | 13.7 | +1.7 | | | |
| | | Under-17 Women 100 Metres FINAL (Croydon Arena, 11 May) | 1 | | Jade Johnson | (Herne Hill Harriers) | 12.5 | +0.1 | | | | 2 | | Dionne Howell | (Herne Hill Harriers) | 12.5 | +0.1 | | | | 3 | | Natalie Gaynor | (Sutton & District AC) | 12.6 | +0.1 | | | | 4 | | Victoria Terry | (Woking AC) | 12.9 | +0.1 | | | | 5 | | Lucy Atunumuo | (Hercules Wimbledon AC) | 13.0 | +0.1 | | | | 6 | | Danielle Watkins | (Herne Hill Harriers) | 13.4 | +0.1 | | | | 7 | | Bukky Adeshina | (Hercules Wimbledon AC) | 13.5 | +0.1 | | | | 8 | | Jackie Johnson | (Epsom & Ewell Harriers) | 13.6 | +0.1 | | | |
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