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

The women's 100 metre butterfly competition of the swimming event at the 2015 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.

Records
Prior to this competition, the existing Asian and Games records were as follows:

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

Heats

 * Source: Heats Results Summary

The heats were held on 11 June.

Heat 1

 * Source: Results heat 1

Heat 1 was held on 11 June.

Heat 2

 * Source: Results heat 2

Heat 2 was held on 11 June.

Final

 * Source: Final Results

The final was held on 11 June.