Athletics at the 1948 Summer Games: Previous Summer Games ▪ Next Summer Games
Host City: London, Great Britain
Venue(s): Empire Stadium, Wembley, London
Date Started: August 5, 1948
Date Finished: August 5, 1948
Format: Top three in each heat advanced to the final.
| Gold: | Arthur Wint |
| Silver: | Herb McKenley |
| Bronze: | Mal Whitfield |
| Rank | Athlete | Age | Team | NOC | T(H) | ATM | T(A 1/10) | |
|---|---|---|---|---|---|---|---|---|
| 1 | Arthur Wint | 28 | Jamaica | JAM | 46.3 | 46.5 | QU | |
| 2 | Morris Curotta | 19 | Australia | AUS | 47.2 | at 0.78 | QU | |
| 3 | Mal Whitfield | 23 | United States | USA | 47.4 | at 0.96 | QU | |
| 4 | George Rhoden | 21 | Jamaica | JAM | 47.7 | at 1.26 | ||
| 5 | Jimmy Reardon | 22 | Ireland | IRL | 47.8 | at 1.32 |
| Rank | Athlete | Age | Team | NOC | T(H) | ATM | T(A 1/10) | |
|---|---|---|---|---|---|---|---|---|
| 1 | Herb McKenley | 26 | Jamaica | JAM | 47.3 | 47.3 | QU | |
| 2 | Dave Bolen | 24 | United States | USA | 47.9 | at 0.67 | QU | |
| 3 | George Guida | 23 | United States | USA | 48.3 | at 1.10 | QU | |
| 4 | Dennis Shore | 33 | South Africa | RSA | 48.8 | at 1.43 | ||
| 5 | Rosalvo Ramos | 34 | Brazil | BRA | 49.1 | at 1.93 | ||
| 6 | Bob McFarlane | 21 | Canada | CAN | 51.7 |