Swimming at the 2023 World Aquatics Championships – Men's 50 metre backstroke

The men's 50 metre backstroke competition at the 2023 World Aquatics Championships was held on 29 and 30 July 2023.

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

Heats
The heats were started on 29 July at 10:55.

Semifinals
The semifinal was held on 29 July at 21:06.

Final
The final will be held on 30 July at 20:02.