The women's 400 metre freestyle S7 event at the 2016 Paralympic Games took place on 14 September 2016, at the Olympic Aquatics Stadium. No heats were held.

Final 17:54 14 September 2016:

Rank Lane Name Nationality Time Notes 4 5:05.77 5 5:18.20 6 5:23.17 4 3 5:31.53 5 7 5:41.47 6 2 5:44.72 7 1 5:48.37 8 8 5:51.05

Notes