The Men's 200 metre freestyle competition at the 2017 World Championships was held on 24 and 25 July 2017.

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

The heats were held on 24 July at 10:18.

[3] The semifinals were held on 24 July at 18:42.

[4] The final was held on 25 July at 17:32.