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| Under-13 Girls 100 Metres HEAT 1 (Motspur Park, 14 May) | 1 | | L Prideaux | (Sutton & Cheam Harriers) | 14.8 | | | | | 2 | | J Thomas | (Selsonia Ladies AC) | 15.0 | | | | | 3 | | E Freemantle | (Trin. HS) | 15.3 | | | | | 4 | | L Coutts | (Camberley & District AC) | 15.3 | | | | | 5 | | K Hockaday | (Hercules Wimbledon AC) | 16.5 | | | | |
| | | Under-13 Girls 100 Metres HEAT 2 (Motspur Park, 14 May) | 1 | | Laura Ferriroli | (Croydon Harriers) | 13.8 | | | | | 2 | | S Rattue | (Surrey AC) | 14.5 | | | | | 3 | | L Harrison | (Hercules Wimbledon AC) | 14.9 | | | | | 4 | | J Nugent | (Trin. HS) | 16.1 | | | | | 5 | | Susan Covey | (Guildford & Godalming AC) | 16.9 | | | | |
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| Under-13 Girls 100 Metres HEAT 3 (Motspur Park, 14 May) | 1 | | B Wilson | (Trin. HS) | 14.1 | | | | | 2 | | J Francis | (Sutton & Cheam Harriers) | 14.2 | | | | | 3 | | V Davis | (Trin. HS) | 14.9 | | | | | 4 | | C MacDonald | (Hercules Wimbledon AC) | 15.2 | | | | | 5 | | J Hodge | (Sutton & Cheam Harriers) | 15.8 | | | | | 6 | | S Babbs | (Belgrave Harriers) | 17.4 | | | | |
| | | Under-13 Girls 100 Metres HEAT 4 (Motspur Park, 14 May) | 1 | | K Studzinski | (Dorking St Paul's AC) | 14.0 | | | | | 2 | | G Mahoney | (Trin. HS) | 14.3 | | | | | 3 | | K Valentine | (Camberley & District AC) | 14.8 | | | | | 4 | | E Dawson | (Guildford & Godalming AC) | 15.2 | | | | | 5 | | Louise Manning | (Sutton & Cheam Harriers) | 15.6 | | | | |
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| Under-13 Girls 100 Metres HEAT 5 (Motspur Park, 14 May) | 1 | | L Bonwick | (Dorking St Paul's AC) | 14.5 | | | | | 2 | | L Brown | (Epsom & Ewell Harriers) | 15.1 | | | | | 3 | | D Adams | (Sutton & Cheam Harriers) | 15.4 | | | | | 4 | | H Evans | (Camberley & District AC) | 15.8 | | | | | 5 | | Jane Worsfold | (Redhill & Reigate AC) | 16.5 | | | | |
| | | Under-13 Girls 100 Metres S-FINAL 1 (Motspur Park, 14 May) | 1 | | Laura Ferriroli | (Croydon Harriers) | 13.8 | | | | | 2 | | G Mahoney | (Trin. HS) | 14.1 | | | | | 3 | | J Francis | (Sutton & Cheam Harriers) | 14.3 | | | | | 4 | | K Valentine | (Camberley & District AC) | 14.8 | | | | | 5 | | S Rattue | (Surrey AC) | 14.9 | | | | | 6 | | L Harrison | (Hercules Wimbledon AC) | 15.0 | | | | | 7 | | E Freemantle | (Trin. HS) | 15.3 | | | | |
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| Under-13 Girls 100 Metres S-FINAL 2 (Motspur Park, 14 May) | 1 | | B Wilson | (Trin. HS) | 14.0 | | | | | 2 | | K Studzinski | (Dorking St Paul's AC) | 14.3 | | | | | 3 | | L Bonwick | (Dorking St Paul's AC) | 14.5 | | | | | 4 | | L Brown | (Epsom & Ewell Harriers) | 15.2 | | | | | 5 | | L Prideaux | (Sutton & Cheam Harriers) | 15.2 | | | | | 6 | | D Adams | (Sutton & Cheam Harriers) | 15.4 | | | | | 7 | | V Davis | (Trin. HS) | 15.4 | | | | | 8 | | J Thomas | (Selsonia Ladies AC) | 15.6 | | | | |
| | | Under-13 Girls 100 Metres FINAL (Motspur Park, 14 May) | 1 | | Laura Ferriroli | (Croydon Harriers) | 13.8 | | | | | 2 | | K Studzinski | (Dorking St Paul's AC) | 14.1 | | | | | 3 | | B Wilson | (Trin. HS) | 14.3 | | | | | 4 | | G Mahoney | (Trin. HS) | 14.3 | | | | | 5 | | J Francis | (Sutton & Cheam Harriers) | 14.6 | | | | | 6 | | L Bonwick | (Dorking St Paul's AC) | 15.0 | | | | |
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