Swimming at the 2024 European Aquatics Championships – Women's 4 × 100 metre medley relay

The Women's 4 × 100 metre medley relay competition of the 2024 European Aquatics Championships was held on 23 June 2024.

Records
Prior to the competition, the existing European and championship records were as follows.

Heats
The heats were started at 10:10. Qualification Rules: The 8 fastest from the heats qualify to the final.

Final
The final was held at 19:46.