The Women's 200 metre backstroke competition of the swimming events at the 2015 World Aquatics Championships was held on 7 August with the heats and 8 August with the final.

[1] Prior to the competition, the existing world and championship records were as follows.

The heats were held on 7 August at 10:30[2] The semifinals were held at 17:49.

[3] The final was held on 8 August at 17:47.

[4]