Swimming at the 2017 Summer Universiade – Women's 4 × 100 metre medley relay

The Women's 4 × 100 metre medley relay competition at the 2017 Summer Universiade was held on 26 August 2017.

Records
Prior to the competition, the existing world and Universiade records were as follows.

Heats
The heats were held at 10:00.

Final
The final was held at 20:21.