Swimming at the 2007 World Aquatics Championships – Men's 200 metre individual medley  The men's 200 metre individual medley (IM) at the 2007 World Aquatics Championships took place on 28 March (heats and semifinals) and on the evening of 29 March (final) at Rod Laver Arena in Melbourne, Australia. 79 swimmers were entered in the event, of which 74 swam. Existing records at the start of the event were: