The men's 400 metres hurdles event at the 1963 Pan American Games was held at the Pacaembu Stadium in São Paulo on 30 April and 1 May.Full results
Medalists GoldSilverBronzeJuan Carlos DyrzkaWillie AtterburyRuss Rogers
Results Heats Rank Heat Name Nationality Time Notes 1 1 Willie Atterbury 51.54 Q 2 1 Anubes da Silva 52.08 Q 3 1 Aristides Pineda 52.3 4 2 Víctor Maldonado 53.04 Q 5 3 Juan Carlos Dyrzka 53.26 Q 6 3 José Cavero 53.58 Q 7 2 Russ Rogers 53.78 Q 8 2 Jaime Frasser 54.18 9 2 Juan Montes 54.33 10 3 Jorge Cumberbach 54.38 1 Tony Harper 1 Heriberto Cruz 3 João Carlos Gonzales
Final Rank Name Nationality Time Notes Juan Carlos Dyrzka 50.32 Willie Atterbury 50.49 Russ Rogers 51.19 4 Víctor Maldonado 51.89 5 Anubes da Silva 52.13 6 José Cavero 53.10
References