| Times held | 2 |
|---|---|
| Total participants | 131 |
| Total countries | 21 |
| Year | Event | Status | Participants | NOCs |
|---|---|---|---|---|
| 2020 | 4 × 100 metres Medley Relay, Mixed | Olympic | 76 | 16 |
| 2024 | 4 × 100 metres Medley Relay, Mixed | Olympic | 82 | 16 |
| Year | Gold | Silver | Bronze | |||
|---|---|---|---|---|---|---|
| 2020 | Great Britain | GBR |
People's Republic of China | CHN |
Australia | AUS |
| 2024 | United States | USA |
People's Republic of China | CHN |
Australia | AUS |
| NOC | Gold | Silver | Bronze | Total | |
|---|---|---|---|---|---|
| Great Britain | GBR |
1 | 0 | 0 | 1 |
| United States | USA |
1 | 0 | 0 | 1 |
| People's Republic of China | CHN |
0 | 2 | 0 | 2 |
| Australia | AUS |
0 | 0 | 2 | 2 |
| Athlete | Nat | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| Abbey Weitzeil | USA |
1 | 0 | 0 | 1 |
| Adam Peaty | GBR |
1 | 0 | 0 | 1 |
| James Guy | GBR |
1 | 0 | 0 | 1 |
| Caeleb Dressel | USA |
1 | 0 | 0 | 1 |
| Ryan Murphy | USA |
1 | 0 | 0 | 1 |
| Anna Hopkin | GBR |
1 | 0 | 0 | 1 |
| Freya Anderson | GBR |
1 | 0 | 0 | 1 |
| Kathleen Dawson | GBR |
1 | 0 | 0 | 1 |
| Regan Smith | USA |
1 | 0 | 0 | 1 |
| Torri Huske | USA |
1 | 0 | 0 | 1 |
| Nic Fink | USA |
1 | 0 | 0 | 1 |
| Gretchen Walsh | USA |
1 | 0 | 0 | 1 |
| Charlie Swanson | USA |
1 | 0 | 0 | 1 |
| Country | # | 2020 | 2024 | |
|---|---|---|---|---|
| Australia | AUS |
2 | Bronze | Bronze |
| Belarus | BLR |
1 | 12 | — |
| Brazil | BRA |
2 | 14 | 16 |
| Canada | CAN |
2 | 13 | 5 |
| France | FRA |
1 | — | 4 |
| Germany | GER |
2 | 10 | 9 |
| Great Britain | GBR |
2 | Gold | 7 |
| Greece | GRE |
2 | 11 | 13 |
| Hungary | HUN |
1 | 15 | — |
| Israel | ISR |
2 | 8 | 10 |
| Italy | ITA |
2 | 4 | 11 |
| Japan | JPN |
2 | 9 | 8 |
| Netherlands | NED |
2 | 6 | 6 |
| People's Republic of China | CHN |
2 | Silver | Silver |
| Poland | POL |
2 | 16 | 14 |
| ROC | ROC |
1 | 7 | — |
| Republic of Korea | KOR |
1 | — | 15 |
| Sweden | SWE |
1 | — | 12 |
| United States | USA |
2 | 5 | Gold |