Venue: Empire Stadium, London. |
Final | time | +time | L | t.a. | Y | 1. Arthur Wint | JAM | 46.2s | | 3 | 46.3 | 28 | 2. Herb McKenley | JAM | 46.4s | +0.23 | 2 | | 26 | 3. Mal Whitfield | USA | 46.9s | +0.66 | 4 | | 23 | 4. Dave Bolen | USA | 47.2s | +0.90 | 1 | | 24 | 5. Morris Curotta | AUS | 47.9s | +1.77 | 5 | | 19 | 6. George Guida | USA | 50.2s | +4.50 | 6 | | 23 |
|
|
| First 3 from each 2 semi-finals progressed to Final. |
Semi 1 | time | +time | t.a. | Y | 1. Arthur Wint | JAM | 46.3s | | 46.5 | 28 | 2. Morris Curotta | AUS | 47.2s | +0.78 | | 19 | 3. Mal Whitfield | USA | 47.4s | +0.96 | | 23 | 4. George Rhoden | JAM | 47.7s | +1.26 | | 21 | 5. Jimmy Reardon | IRL | 47.8s | +1.32 | | 22 |
Semi 2 | time | +time | t.a. | Y | 1. Herb McKenley | JAM | 47.3s | | 47.3 | 26 | 2. Dave Bolen | USA | 47.9s | +0.67 | | 24 | 3. George Guida | USA | 48.3s | +1.10 | | 23 | 4. Dennis Shore | RSA | 48.8s | +1.43 | | 33 | 5. Rosalvo Ramos | BRA | 49.1s | +1.93 | | 34 | 6. Bob McFarlane | CAN | 51.7s | | | 21 |
|
|
| First 3 from each 4 quarter-finals progressed to Semi-Finals. |
Quarter 1 | time | +time | Y | 1. Mal Whitfield | USA | 48.0s | 48.2 | 23 | 2. George Rhoden | JAM | 48.6s | | 21 | 3. Rosalvo Ramos | BRA | 48.7s | | 34 | 4. Les Lewis | GBR | 49.2s | | 23 | 5. Zvonko Sabolović | YUG | 49.5s | | 25 | 6. Folke Alnevik | SWE | 50.6s | | 28 |
Quarter 2 | time | t.a. | Y | 1. Arthur Wint | JAM | 47.7s | 47.9 | 28 | 2. Morris Curotta | AUS | 48.4s | | 19 | 3. Dennis Shore | RSA | 48.5s | | 33 | 4. Bill Roberts | GBR | 48.6s | | 36 | 5. Bjørn Vade | NOR | 49.7s | | 26 |
Quarter 3 | time | t.a. | +time | Y | 1. Herb McKenley | JAM | 48.0s | | 48.0 | 26 | 2. George Guida | USA | 48.0s | +0.06 | | 23 | 3. Rune Larsson | SWE | 48.8s | | | 24 | 4. John Bartram | AUS | 49.9s | | | 23 | 5. Francis Schewetta | FRA | 49.9s | | | 28 | 6. Marko Račič | YUG | 52.1s | | | 28 |
Quarter 4 | time | t.a. | Y | 1. Dave Bolen | USA | 48.0s | 48.1 | 24 | 2. Jimmy Reardon | IRL | 48.3s | | 22 | 3. Bob McFarlane | CAN | 48.4s | | 21 | 4. Kurt Lundquist | SWE | 48.4s | | 22 | 5. Derek Pugh | GBR | 48.8s | | 22 | 6. Jacques Lunis | FRA | 48.9s | | 25 |
|
|
Heat 1 | time | t.a. | Y | 1. Jimmy Reardon | IRL | 48.4s | 48.4 | 22 | 2. Marko Račič | YUG | 50.5s | | 28 | 3. Chen Yinglang | CHN | 50.9s | | | 4. Georgios Karageorgos | GRE | 54.5s | | 33 |
Heat 2 | time | t.a. | Y | 1. Herb McKenley | JAM | 48.4s | 48.6 | 26 | 2. Rune Larsson | SWE | 49.2s | | 24 | 3. Ferenc Bánhalmi | HUN | 49.6s | | 25 | 4. Jaime Aparicio | COL | 50.8s | | 18 | 5. Guillermo Evans | ARG | 51.8s | | 25 |
Heat 3 | time | t.a. | Y | 1. Zvonko Sabolović | YUG | 49.9s | 49.9 | 25 | 2. Kurt Lundquist | SWE | 50.0s | | 22 | 3. Antonio Pocoví | ARG | 50.7s | | 26 | 4. Mario Rosas | COL | 51.4s | | | 5. Hasso L. | IRQ | 56.8s | | |
Heat 4 | time | t.a. | Y | 1. George Rhoden | JAM | 48.4s | 48.7 | 21 | 2. Dennis Shore | RSA | 49.0s | | 33 | 3. Oskar Hardmeier | SUI | 49.2s | | 22 | 4. Angel García | CUB | 50.2s | | 28 | 5. Bill Ramsay | AUS | 50.3s | | |
Heat 5 | time | t.a. | Y | 1. Jacques Lunis | FRA | 49.3s | 49.3 | 25 | 2. Folke Alnevik | SWE | 50.2s | | 28 | 3. Carlos Monges | MEX | 50.9s | | 22 |
Heat 6 | time | t.a. | Y | 1. Dave Bolen | USA | 50.1s | 50.2 | 24 | 2. John Bartram | AUS | 50.8s | | 23 | 3. Hazzard Dill | BER | 53.0s | | 29 |
Heat 7 | time | t.a. | Y | 1. Les Lewis | GBR | 48.9s | 49.0 | 23 | 2. Bjørn Vade | NOR | 49.6s | | 26 | 3. Ernie McCullough | CAN | 49.9s | | | 4. Walter Keller | SUI | 50.3s | | | 5. Runar Holmberg | FIN | 50.6s | | 25 |
Heat 8 | time | t.a. | Y | 1. Mal Whitfield | USA | 48.3s | | 23 | 2. Bill Roberts | GBR | 48.9s | | 36 | 3. Don McFarlane | CAN | 49.5s | | 22 | 4. Olavi Talja | FIN | 50.4s | | 23 | 5. Max Trepp | SUI | 50.9s | | 24 |
Heat 9 | time | t.a. | Y | 1. Arthur Wint | JAM | 47.7s | 47.7 | 28 | 2. Francis Schewetta | FRA | 48.9s | | 28 | 3. John De Saram | SRI | 51.2s | | 19 | 4. Tauno Suvanto | FIN | 51.5s | | 23 | 5. Doğan Acarbay | TUR | 53.0s | | 21 |
Heat 10 | time | t.a. | Y | 1. Morris Curotta | AUS | 49.1s | 49.2 | 19 | 2. Rosalvo Ramos | BRA | 49.2s | | 34 | 3. Raymond Crapet | FRA | 49.4s | | 21 | 4. Kemal Horulu | TUR | 51,5s | | |
Heat 11 | time | t.a. | Y | 1. George Guida | USA | 49.0s | 49.1 | 23 | 2. Derek Pugh | GBR | 49.3s | | 22 | 3. Gustavo Ehlers | CHI | 49.5s | | 23 | 4. Stefanos Petrakis | GRE | 54.5s | | 23 |
Heat 12 | time | t.a. | Y | 1. Herman Kunnen | BEL | 50.0s | 50.0 | 23 | 2. Bob McFarlane | CAN | 50.6s | | 21 | 3. Reynir Sigurðsson | ISL | 51.4s | | 20 | 4. Jaime Itlmann | CHI | 51.5s | | | 5. Stylianos Stratakos | GRE | 52.8s | | 33 |
|
|
|