Athletics at the 1948 Summer Games: Previous Summer Games ▪ Next Summer Games
Host City: London, Great Britain
Location: Wembley Stadium
Date Started: August 4, 1948
Date Finished: August 4, 1948
Format: Top three in each heat advanced to the semi-finals.
| Gold: | Arthur Wint |
| Silver: | Herb McKenley |
| Bronze: | Mal Whitfield |
| Rank | Athlete | Age | Team | NOC | T(H) | T(A 1/10) | |
|---|---|---|---|---|---|---|---|
| 1 | Mal Whitfield | 23 | United States | USA | 48.0 | 48.2 | QU |
| 2 | George Rhoden | 21 | Jamaica | JAM | 48.6 | QU | |
| 3 | Rosalvo Ramos | 34 | Brazil | BRA | 48.7 | QU | |
| 4 | Les Lewis | 23 | Great Britain | GBR | 49.2 | ||
| 5 | Zvonko Sabolović | 25 | Yugoslavia | YUG | 49.5 | ||
| 6 | Folke Alnevik | 28 | Sweden | SWE | 50.6 |
| Rank | Athlete | Age | Team | NOC | T(H) | T(A 1/10) | |
|---|---|---|---|---|---|---|---|
| 1 | Arthur Wint | 28 | Jamaica | JAM | 47.7 | 47.9 | QU |
| 2 | Morris Curotta | 19 | Australia | AUS | 48.4 | QU | |
| 3 | Dennis Shore | 33 | South Africa | RSA | 48.5 | QU | |
| 4 | Bill Roberts | 36 | Great Britain | GBR | 48.6 | ||
| 5 | Bjørn Vade | 26 | Norway | NOR | 49.7 |
| Rank | Athlete | Age | Team | NOC | T(H) | ATM | T(A 1/10) | |
|---|---|---|---|---|---|---|---|---|
| 1 | Herb McKenley | 26 | Jamaica | JAM | 48.0 | 48.0 | QU | |
| 2 | George Guida | 23 | United States | USA | 48.0 | at 0.06 | QU | |
| 3 | Rune Larsson | 24 | Sweden | SWE | 48.8 | QU | ||
| 4 | John Bartram | 23 | Australia | AUS | 49.9 | |||
| 5 | François Schewetta | 28 | France | FRA | 49.9 | |||
| 6 | Marko Račić | 28 | Yugoslavia | YUG | 52.1 |
| Rank | Athlete | Age | Team | NOC | T(H) | T(A 1/10) | |
|---|---|---|---|---|---|---|---|
| 1 | Dave Bolen | 24 | United States | USA | 48.0 | 48.1 | QU |
| 2 | Jimmy Reardon | 22 | Ireland | IRL | 48.3 | QU | |
| 3 | Bob McFarlane | 21 | Canada | CAN | 48.4 | QU | |
| 4 | Kurt Lundquist | 22 | Sweden | SWE | 48.4 | ||
| 5 | Derek Pugh | 22 | Great Britain | GBR | 48.8 | ||
| 6 | Jacques Lunis | 25 | France | FRA | 48.9 |