Swimming at the 2023 World Aquatics Championships – Men's 400 metre individual medley

The men's 400 metre individual medley competition at the 2023 World Aquatics Championships was held on 23 July 2023.

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 started at 12:52.

Final

The final was started at 21:21.

References