Swimming At The 2017 World Aquatics Championships – Women's 4 × 100 Metre Medley Relay

The Women's 4 × 100 metre medley relay competition at the 2017 World Championships was held on 30 July 2017.

Records

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

The following new records were set during this competition.

Results

Heats

The heats were held at 10:14.

Final

The final was held at 19:07.Final results
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References

{{DEFAULTSORT:2017 World Aquatics Championships - Women's 4 x 100 metre medley relay
Women's 4 x 100 metre medley relay
2017 in women's swimming