| Under-13 Girls 100 Metres HEAT 1 (Tooting Bec, 17 May) | 1 | | E Harris | (Mitcham & Sutton AC) | 14.5 | +1.3 | | | | 2 | | F Byles | (Mitcham & Sutton AC) | 14.9 | +1.3 | | | | 3 | | A Toye | (Croydon Harriers) | 15.0 | +1.3 | | | | 4 | | Fiona Head | (Croydon Harriers) | 15.3 | +1.3 | | | | 5 | | S Kelly | (Woking AC) | 16.1 | +1.3 | | | |
| | | Under-13 Girls 100 Metres HEAT 2 (Tooting Bec, 17 May) | 1 | | Amanda Hart | (Holland & Oxted AC) | 14.0 | +1.7 | | | | 2 | | K Watson | (Guildford & Godalming AC) | 14.3 | +1.7 | | | | 3 | | P De Fraine | (Walton AC) | 14.9 | +1.7 | | | | 4 | | A Merchant | (Hercules Wimbledon AC) | 15.3 | +1.7 | | | | 5 | | S Vernon | (Mitcham & Sutton AC) | 15.4 | +1.7 | | | |
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