Swimming at the 2005 World Aquatics Championships – Men's 200 metre breaststroke

The Men's 200 Breaststroke event at the XI FINA World Aquatics Championships swam on 28 and 29 July 2005 in Montreal, Quebec, Canada. Preliminary (morning) and semifinal (evening) heats swam 28 July; the final on 29 July.

Prior to the competition, the existing World (WR) and Championship (CR) records were:
 * WR: 2:09.04 swum by Brendan Hansen (USA) on 11 July 2004 in Long Beach, USA;
 * CR: 2:09.42 swum by Kosuke Kitajima (Japan) on 24 July 2003 in Barcelona, Spain.