The men's 400 metres event at the 1963 Pan American Games was held at the Pacaembu Stadium in São Paulo on 27 and 28 April.Full results
Medalists GoldSilverBronzeJames JohnsonMel SpenceClifton Bertrand
Results Heats Rank Heat Name Nationality Time Notes 1 1 Hortensio Fucil 47.41 Q 2 1 Earl Young 47.85 Q 3 2 James Johnson 48.85 Q 4 2 Clifton Bertrand 49.06 Q 5 3 Mel Spence 49.54 Q 6 2 Peter Ostermeyer 49.95 7 1 Geraldo Costa 50.12 8 1 Victor Gadea 50.19 9 3 Didier Mejía 54.75 Q 1 Alejandro Arroyo 1 German Guenard 2 Malcolm Spence 2 Victor Flores 3 Jaime Frasser 3 Juan Carlos Dyrzka 3 Edwin Roberts
Final Rank Name Nationality Time Notes James Johnson 46.80 Mel Spence 46.94 Clifton Bertrand 47.43 4 Didier Mejía 48.28 5 Hortensio Fucil 48.58 Earl Young
References