| Times held | 15 |
|---|---|
| Total participants | 478 |
| Total countries | 124 |
| Year | Event | Status | Participants | NOCs |
|---|---|---|---|---|
| 1968 | 100 metres Breaststroke, Women | Olympic | 33 | 20 |
| 1972 | 100 metres Breaststroke, Women | Olympic | 40 | 22 |
| 1976 | 100 metres Breaststroke, Women | Olympic | 38 | 22 |
| 1980 | 100 metres Breaststroke, Women | Olympic | 25 | 19 |
| 1984 | 100 metres Breaststroke, Women | Olympic | 30 | 21 |
| 1988 | 100 metres Breaststroke, Women | Olympic | 42 | 27 |
| 1992 | 100 metres Breaststroke, Women | Olympic | 43 | 31 |
| 1996 | 100 metres Breaststroke, Women | Olympic | 46 | 38 |
| 2000 | 100 metres Breaststroke, Women | Olympic | 43 | 37 |
| 2004 | 100 metres Breaststroke, Women | Olympic | 48 | 43 |
| 2008 | 100 metres Breaststroke, Women | Olympic | 49 | 39 |
| 2012 | 100 metres Breaststroke, Women | Olympic | 46 | 36 |
| 2016 | 100 metres Breaststroke, Women | Olympic | 44 | 35 |
| 2020 | 100 metres Breaststroke, Women | Olympic | 45 | 38 |
| 2024 | 100 metres Breaststroke, Women | Olympic | 37 | 32 |
| NOC | Gold | Silver | Bronze | Total | |
|---|---|---|---|---|---|
| United States | 4 | 4 | 3 | 11 | |
| South Africa | 2 | 1 | 1 | 4 | |
| East Germany | 2 | 0 | 1 | 3 | |
| Australia | 1 | 2 | 4 | 7 | |
| Bulgaria | 1 | 1 | 0 | 2 | |
| People's Republic of China | 1 | 1 | 0 | 2 | |
| Lithuania | 1 | 0 | 0 | 1 | |
| Netherlands | 1 | 0 | 0 | 1 | |
| Unified Team | 1 | 0 | 0 | 1 | |
| Yugoslavia | 1 | 0 | 0 | 1 | |
| Soviet Union | 0 | 4 | 1 | 5 | |
| Canada | 0 | 1 | 0 | 1 | |
| Russian Federation | 0 | 1 | 0 | 1 | |
| Austria | 0 | 0 | 1 | 1 | |
| Denmark | 0 | 0 | 1 | 1 | |
| France | 0 | 0 | 1 | 1 | |
| Ireland | 0 | 0 | 1 | 1 | |
| Japan | 0 | 0 | 1 | 1 | |
| Athlete | Nat | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| Leisel Jones | 1 | 1 | 1 | 3 | |
| Tatjana Schoenmaker-Smith | 1 | 1 | 0 | 2 | |
| Penny Heyns | 1 | 0 | 1 | 2 | |
| Lilly King | 1 | 0 | 1 | 2 | |
| Alena Rudkouskaya | 1 | 0 | 0 | 1 | |
| Tanya Bogomilova-Dangalakova | 1 | 0 | 0 | 1 | |
| Hannelore Anke | 1 | 0 | 0 | 1 | |
| Ute Geweniger | 1 | 0 | 0 | 1 | |
| Petra van Staveren | 1 | 0 | 0 | 1 | |
| Cathy Carr | 1 | 0 | 0 | 1 | |
| Đurđica Bjedov | 1 | 0 | 0 | 1 | |
| Luo Xuejuan | 1 | 0 | 0 | 1 | |
| Megan Quann-Jendrick | 1 | 0 | 0 | 1 | |
| Rūta Meilutytė | 1 | 0 | 0 | 1 | |
| Lydia Jacoby | 1 | 0 | 0 | 1 |