The women's 200 metre butterfly competition at the 2023 World Aquatics Championships was held on 26 and 27 July 2023.

[1][2][3] Prior to the competition, the existing world and championship records were as follows.

[4] The heats were started on 26 July at 11:40.

[5] The semifinals were started on 26 July 21:16.

[6] The final was held on 27 July at 20:02.