Swimming at the 1964 Summer Olympics – Men's 4 × 100 metre freestyle relay
The men's 4×100 metre freestyle relay event at the 1964 Olympic Games took place October 13 — October 14. The relay featured teams of four swimmers each swimming two lengths of the 50 m pool freestyle.
Medalists
Results
Heats
Heat 1| Rank | Swimmers | Time | Notes |
| 1 | 3:40.6 | ||
| 2 | 3:42.1 | ||
| 3 | 3:42.3 | ||
| 4 | 3:43.2 | ||
| 5 | 3:43.8 | ||
| 6 | 3:58.9 |
Heat 2
| Rank | Swimmers | Time | Notes |
| 1 | 3:38.8 | ||
| 2 | 3:41.0 | ||
| 3 | 3:41.3 | ||
| 4 | 3:41.8 | ||
| 5 | 3:42.7 | ||
| 6 | 3:49.7 | ||
| 7 | 4:02.6 |
Final
| Rank | Nation | Swimmers | Time | Notes |
| Steve Clark = Mike Austin Gary Ilman Don Schollander | 3:33.2 | |||
| Horst Löffler Frank Wiegand Uwe Jacobsen Hans-Joachim Klein | 3:37.2 | |||
| David Dickson Peter Doak John Ryan Bob Windle | 3:39.1 | |||
| 4 | Kunihiro Iwasaki Tadaharu Goto Tatsuo Fujimoto Yukiaki Okabe | 3:40.5 | ||
| 5 | Bengt Nordwall Ingvar Eriksson Jan Lundin Per-Ola Lindberg | 3:40.7 | ||
| 6 | Viktor Mazanov Vladimir Shuvalov Viktor Semchenkov Yury Sumtsov | 3:42.1 | ||
| 7 | Bob Lord John Martin-Dye Peter Kendrew Bob McGregor | 3:42.6 | ||
| Alain Gottvallès Gérard Gropaiz Pierre Canavèse Jean-Pascal Curtillet |