| Under-13 Boys 100 Metres HEAT 1 (Spectrum, Guildford, 4 July) | 1 | | Alistair Hinze | (Herne Hill Harriers) | 13.3 ng | | | | | 2 | | Stewart Duffin | (Camberley & District AC) | 13.9 ng | | | | | 3 | | Robert Challens | (Guildford & Godalming AC) | 14.0 ng | | | | | 4 | | Darren Watson | (Herne Hill Harriers) | 15.1 ng | | | | | 5 | | Amille Clegg | (Sutton & District AC) | 15.3 ng | | | | | 6 | | Ben Hearsum | (Waverley Harriers) | 15.5 ng | | | | | 7 | | William Jewkes | (Tiffin School, Kingston) | 16.3 ng | | | | | 8 | | Jamil Khammu | (Tiffin School, Kingston) | 16.6 ng | | | | |
| | | Under-13 Boys 100 Metres HEAT 2 (Spectrum, Guildford, 4 July) | 1 | | Jonathan Grimwade | (Walton AC) | 13.8 ng | | | | | 2 | | Russell Bassford | (Guildford & Godalming AC) | 13.8 ng | | | | | 3 | | Paige Gallimore | (Herne Hill Harriers) | 14.6 ng | | | | | 4 | | Daniel Neves | (Walton AC) | 14.7 ng | | | | | 5 | | Matthew Simovic | (Dorking Mole Valley AC) | 14.9 ng | | | | | 6 | | Ali Shoubber | (Tiffin School, Kingston) | 16.1 ng | | | | | 7 | | James Savage-Hunt | (Tiffin School, Kingston) | 16.4 ng | | | | |
|