Swimming at the 2015 SEA Games – Men's 100 metre butterfly

The men's 100 metre butterfly competition of the swimming event at the 2015 SEA Games was held on 9 June at the OCBC Aquatic Centre in Kallang, Singapore.

Records
The following records were established during the competition:

Schedule
All times are Singapore Standard Time (UTC+08:00)

Heats

 * Source: Heats Results Summary

The heats were held on 9 June.

Heat 1

 * Source: Heat 1 Results

Heat 1 was held on 9 June.

Heat 2

 * Source: Heat 2 Results

Heat 2 was held on 9 June.

Final

 * Source: Final Results

The final was held on 9 June.