| Under-13 Girls 100 Metres HEAT 1 (Croydon Arena, 15 May) | 1 | | A Ellis | (Croydon Harriers) | 13.9 | -0.6 | | | | 2 | | L Day | (Guildford & Godalming AC) | 14.2 | -0.6 | | | | 3 | | G Watson | (Holland Sports AC) | 14.2 | -0.6 | | | | 4 | | Susan Bovill | (Sutton & District AC) | 14.6 | -0.6 | | | | 5 | | C England | (Kingston AC & Polytechnic Harriers) | 15.6 | -0.6 | | | | 6 | | S Jackson | (Epsom & Ewell Harriers) | 16.2 | -0.6 | | | |
| | | Under-13 Girls 100 Metres HEAT 2 (Croydon Arena, 15 May) | 1 | | H Statham | (Holland Sports AC) | 14.3 | +1.1 | | | | 2 | | L Burlinson | (Dorking St Paul's AC) | 14.4 | +1.1 | | | | 3 | | Kirsty Yarrow | (Guildford & Godalming AC) | 14.6 | +1.1 | | | | 4 | | Julia Black | (Reigate Priory AC) | 14.9 | +1.1 | | | | 5 | | Z Jones | (Epsom & Ewell Harriers) | 15.0 | +1.1 | | | | 6 | | M Oshinowo | (Hercules Wimbledon AC) | 15.7 | +1.1 | | | | 7 | | C Walsh | (Sutton & District AC) | 16.2 | +1.1 | | | |
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