The men's 100 metre breaststroke event at the 1972 Olympic Games took place between August 29 and August 30 in the Schwimmhalle, Olympiapark, München.[1] [2] This swimming event used the breaststroke. Because an Olympic size swimming pool is 50 metres long, this race consisted of two lengths of the pool.
Heat 1
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:05.89 | ||||
| 2 | 1:07.14 | ||||
| 3 | 1:08.08 | ||||
| 4 | 1:09.26 | ||||
| 5 | 1:11.00 | ||||
| 6 | 1:11.75 | ||||
| 7 | 1:13.86 |
Heat 2
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:07.31 | ||||
| 2 | 1:08.44 | ||||
| 3 | 1:09.33 | ||||
| 4 | 1:09.68 | ||||
| 5 | 1:10.17 | ||||
| 6 | 1:10.31 | ||||
| 7 | 1:10.53 |
Heat 3
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:06.35 | ||||
| 2 | 1:06.45 | ||||
| 3 | 1:07.36 | ||||
| 4 | 1:07.39 | ||||
| 5 | 1:09.28 | ||||
| 6 | 1:09.87 | ||||
| 7 | 1:19.94 |
Heat 4
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:06.07 | ||||
| 2 | 1:06.23 | ||||
| 3 | 1:08.67 | ||||
| 4 | 1:09.68 | ||||
| 5 | 1:10.13 | ||||
| 6 | 1:11.27 | ||||
| 7 | 1:16.74 |
Heat 5
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:05.96 | ||||
| 2 | 1:08.63 | ||||
| 3 | 1:08.86 | ||||
| 4 | 1:08.95 | ||||
| 5 | 1:09.37 | ||||
| 6 | 1:11.44 | ||||
| 7 | 1:12.05 | ||||
| 8 | 1:12.59 |
Heat 6
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | 1:06.95 | ||||
| 2 | 1:08.18 | ||||
| 3 | 1:08.93 | ||||
| 4 | 1:09.64 | ||||
| 5 | 1:10.02 | ||||
| 6 | 1:10.34 | ||||
| 7 | 1:11.05 | ||||
| 8 | 1:11.11 |
Semifinal 1
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | John Hencken | 1:05.68 | WR | ||
| 2 | José Sylvio Fiolo | 1:05.99 | |||
| 3 | Tom Bruce | 1:06.05 | |||
| 4 | Klaus Katzur | 1:06.82 | |||
| 5 | Bill Mahony | 1:07.06 | |||
| 6 | Bernard Combet | 1:07.76 | |||
| 7 | Robert Stoddart | 1:08.61 | |||
| 8 | Rainer Hradetzky | 1:09.49 |
Semifinal 2
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1 | Nobutaka Taguchi | 1:05.13 | WR | ||
| 2 | Walter Kusch | 1:05.78 | |||
| 3 | Nikolay Pankin | 1:06.08 | |||
| 4 | Mark Chatfield | 1:06.08 | |||
| 5 | David Wilkie | 1:06.25 | |||
| 6 | Viktor Stulikov | 1:06.66 | |||
| 7 | Vladimir Kosinsky | 1:07.08 | |||
| 8 | Roger-Philippe Menu | 1:07.75 |
| Rank | Athlete | Country | Time | Notes | |
|---|---|---|---|---|---|
| 1:04.94 | WR | ||||
| 1:05.43 | |||||
| 1:05.61 | |||||
| 4 | 1:06.01 | ||||
| 5 | 1:06.23 | ||||
| 6 | 1:06.24 | ||||
| 7 | 1:06.36 | ||||
| 8 | 1:06.52 |
Key: WR = World record