Swimming at the 2007 World Aquatics Championships – Men's 200 metre breaststroke

The men's 200 metre breaststroke at the 2007 World Aquatics Championships took place on 29 March (heats and semifinals) and on the evening of 30 March (final) at Rod Laver Arena in Melbourne, Australia. 85 swimmers were entered in the event, of which 79 swam.

Existing records at the start of the event were:
 * World record (WR): 2:08.50, Brendan Hansen (USA), 20 August 2006 in Victoria, Canada.
 * Championship record (CR): 2:09.42, Kosuke Kitajima (Japan), Barcelona 2003 (24 July 2003)