Swimming at the 2007 World Aquatics Championships – Men's 100 metre breaststroke
The men's 100 metre breaststroke at the 2007 World Aquatics Championships took place on 25 March and on the evening of 26 March at Rod Laver Arena in Melbourne, Australia. 123 swimmers were entered in the event, of which 117 swam.
Existing records at the start of the event were:
Final
Semifinals
Heats
Swim-off for semis (16th place)
- Roman Sloudnov, Russia – 1:01.97
- Robin van Aggele, Netherlands – 1:02.54