Fastest swim short course relay 4 x 50 metres medley (mixed)
- Who
- Ryan Murphy, Nic Fink, Kate Douglass, Torri Huske
- What
- 1:35.15 minute(s):second(s)
- Where
- Australia (Melbourne)
- When
- 14 December 2022
The fastest swim short course relay 4 x 50 metres medley (mixed) is 1 minute 35.15 seconds, achieved by the USA (Ryan Murphy, Nic Fink, Kate Douglass and Torri Huske) at the 16th FINA World Swimming Championships (25 m) in Melbourne, Australia, on 14 December 2022.