The Men's 200 metre breaststroke competition at the 2017 World Championships was held on 27 and 28 July 2017.

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

The following new records were set during this competition.

[3] The semifinals were held on 27 July at 18:14.

[4] The final was held on 28 July at 18:55.