| Senior Ladies 400 Metres HEAT 1
(Motspur Park, 11 May) | | 1 | | Dawn Lucy (U20) | (Mitcham AC) | 59.5 | | | | | | 2 | | Alison Dunn (U20) | (Epsom & Ewell Harriers) | 60.2 | | | | | | 3 | | E Fleet | (Woking AC) | 63.1 | | | | | | 4 | | A Brown | (Epsom & Ewell Harriers) | 63.6 | | | | | | 5 | | S Flawith | (Guildford & Godalming AC) | 64.8 | | | | | | 6 | | A Bethwaite | (Belgrave Harriers) | 67.8 | | | | |
| | | Senior Ladies 400 Metres HEAT 2
(Motspur Park, 11 May) | | 1 | | Janet Martin | (Feltham AC) | 59.9 | | | | | | 2 | | Theresa Minting | (Croydon Harriers) | 61.3 | | | | | | 3 | | Sian Brooks (U23) | (Feltham AC) | 62.1 | | | | | | 4 | | R Gaussen | (Epsom & Ewell Harriers) | 62.6 | | | | | | 5 | | P Lawrence | (Selsonia Ladies AC) | 63.5 | | | | | | 6 | | J Neville | (Woking AC) | 67.4 | | | | |
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