| Under-15 Boys 100 Metres HEAT 1
(Croydon Arena, 16 May) | | 1 | | Marlon Dickson | (Belgrave Harriers) | 12.7 | (-4.3) | | | | | 2 | | Eshref Hassan | (Belgrave Harriers) | 13.5 | (-4.3) | | | | | 3 | | Raymond Bean | (Croydon Harriers) | 13.5 | (-4.3) | | | | | 4 | | R Bailey | (Guildford & Godalming AC) | 13.6 | (-4.3) | | | | | 5 | | R Woods | (Croydon Harriers) | 13.7 | (-4.3) | | | | | 6 | | G Kan | (Tiffin School, Kingston) | 14.2 | (-4.3) | | | | | 7 | | A Harris | (Tiffin School, Kingston) | 15.1 | (-4.3) | | | |
| | | Under-15 Boys 100 Metres HEAT 2
(Croydon Arena, 16 May) | | 1 | | Keith Wu | (Croydon Harriers) | 12.6 | -2.3 | | | | | 2 | | H Cavalier | (Belgrave Harriers) | 13.1 | -2.3 | | | | | 3 | | E Theobalds | (Sutton & District AC) | 13.2 | -2.3 | | | | | 4 | | Richard Brown | (Waverley Harriers) | 13.2 | -2.3 | | | | | 5 | | Tommy Dewey | (Croydon Harriers) | 13.4 | -2.3 | | | | | 6 | | M Delamere | (Tiffin School, Kingston) | 14.5 | -2.3 | | | |
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