Swimming at the 1968 Summer Games: Previous Summer Games ▪ Next Summer Games
Host City: Ciudad de México, Mexico
Venue(s): Francisco Márquez Olympic Swimming Pool, Ciudad de México
Date Started: October 19, 1968
Date Finished: October 19, 1968
| Gold: | Mike Wenden |
| Silver: | Ken Walsh |
| Bronze: | Mark Spitz |
| Rank | Athlete | Age | Team | NOC | T | |
|---|---|---|---|---|---|---|
| 1 | Mike Wenden | 18 | Australia | AUS | 52.2 | WR |
| 2 | Ken Walsh | 23 | United States | USA | 52.8 | |
| 3 | Mark Spitz | 18 | United States | USA | 53.0 | |
| 4 | Bobby McGregor | 24 | Great Britain | GBR | 53.5 | |
| 5 | Leonid Ilyichov | 20 | Soviet Union | URS | 53.8 | |
| 6 | Georgijs Kuļikovs | 21 | Soviet Union | URS | 53.8 | |
| 7 | Luis Nicolao | 24 | Argentina | ARG | 53.9 | |
| 8 | Zac Zorn | 21 | United States | USA | 53.9 |