Swimming at the 2016 European Aquatics Championships – Men's 100 metre butterfly

The Men's 100 metre butterfly competition of the 2016 European Aquatics Championships was held on 20 and 21 May 2016.

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

Heats
The heats were held on 20 May at 10:42.

Semifinals
The semifinals were held on 20 May at 18:25.

Final
The final was on 21 May at 16:30.