The women's 100 metre butterfly S13 event at the 2016 Paralympic Games took place on 8 September 2016, at the Olympic Aquatics Stadium. Three heats were held. The swimmers with the eight fastest times advanced to the final.
Heats Heat 1 11:20 8 September 2016:
Rank Lane Name Nationality Time Notes 1 4 1:06.77 2 5 1:09.24 3 3 1:10.44 4 6 1:14.78 5 2 1:15.60 6 7 1:24.23
Heat 2 11:24 8 September 2016: Rank Lane Name Nationality Time Notes 1 3 1:04.72 2 4 1:04.94 3 5 1:07.39 4 6 1:13.32 5 2 1:15.11 6 1 1:20.09 7 7 1:20.70
Heat 3 11:27 8 September 2016: Rank Lane Name Nationality Time Notes 1 4 1:05.92 2 5 1:08.06 3 3 1:08.44 4 6 1:09.80 5 2 1:09.96 6 7 1:20.83 7 1 1:22.55
Final 19:39 8 September 2016:
Rank Lane Name Nationality Time Notes 5 1:03.25 3 1:04.92 4 1:04.93 4 6 1:05.81 5 8 1:07.82 6 2 1:08.24 7 7 1:08.37 8 1 1:08.76
Notes