Surrey County Outdoor Championships - 1990
| | Boys 400 Metres HEAT 1 (Sheerwater, Woking, 22 April) | 1 | | M Hadden | (Haslemere Border AC) | 56.0 | | | | | 2 | | Stephen Vaughan | (Epsom & Ewell Harriers) | 56.9 | | | | | 3 | | S Lobo | (Hercules Wimbledon AC) | 58.6 | | | | | 4 | | C Mathews | (Tiffin School, Kingston) | 60.7 | | | | | 5 | | A Mansell | (Guildford & Godalming AC) | 68.6 | | | | |
| | | Boys 400 Metres HEAT 2 (Sheerwater, Woking, 22 April) | 1 | | J Wells | (Tiffin School, Kingston) | 57.0 | | | | | 2 | | L Evans | (Mitcham & Sutton AC) | 58.6 | | | | | 3 | | Richard Aspden | (Epsom & Ewell Harriers) | 59.9 | | | | | 4 | | S Hickland | (Mitcham & Sutton AC) | 60.1 | | | | | 5 | | D Parsons | (Redhill & Surrey Beagles AC) | 64.5 | | | | |
| | Boys 400 Metres HEAT 3 (Sheerwater, Woking, 22 April) | 1 | | P Foster | (Haslemere Border AC) | 57.4 | | | | | 2 | | B Brown | (Walton AC) | 58.7 | | | | | 3 | | R Wall | (Woking AC) | 60.7 | | | | | 4 | | S Walker | (Mole Valley Runners) | 62.7 | | | | | 5 | | S Schofield | (Woking AC) | 63.4 | | | | |
| | | Boys 400 Metres HEAT 4 (Sheerwater, Woking, 22 April) | 1 | | S Booth | (Belgrave Harriers) | 57.1 | | | | | 2 | | W Tuff | (Tiffin School, Kingston) | 58.1 | | | | | 3 | | D Brown | (Guildford & Godalming AC) | 61.8 | | | | | 4 | | S Dale | (Epsom & Ewell Harriers) | 70.2 | | | | |
| | Boys 400 Metres FINAL (Sheerwater, Woking, 22 April) | 1 | | Stephen Vaughan | (Epsom & Ewell Harriers) | 55.9 | | | | | 2 | | S Booth | (Belgrave Harriers) | 56.5 | | | | | 3 | | M Hadden | (Haslemere Border AC) | 56.7 | | | | | 4 | | J Wells | (Tiffin School, Kingston) | 56.7 | | | | | 5 | | P Foster | (Haslemere Border AC) | 58.9 | | | | | 6 | | W Tuff | (Tiffin School, Kingston) | 60.6 | | | | |
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