The men's 100 metre breaststroke at the 2007 World Aquatics Championships took place on 25 March and on the evening of 26 March (final) at Rod Laver Arena in Melbourne, Australia. 123 swimmers were entered in the event, of which 117 swam.
The men's 200 metre breaststroke at the 2007 World Aquatics Championships took place on 29 March 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.
The heats for the men's 100 metre breaststroke race at the 2009 World Championships took place in the morning and evening of 26 July and the final took place in the evening session of 27 July at the Foro Italico in Rome, Italy.
The heats for the men's 200 metre breaststroke race at the 2009 World Championships took place in the morning and evening of 30 July, with the final in the evening session of 31 July at the Foro Italico in Rome, Italy.
The heats for the Men's 200 metre Individual Medley race at the 2009 World Championships took place in the morning and evening of 29 July and the final took place in the evening session of 30 July at the Foro Italico in Rome, Italy. The order of swimming in the medley was butterfly, backstroke, breaststroke, freestyle.
The men's 400 metre individual medley event at the 2009 World Aquatics Championships took place on August 2 at the Foro Italico. The heats were held during the morning session and the final were held during the evening session. This swimming event used medley swimming. Because the swimming pool is 50 metres long, this race consisted of eight lengths of the pool. The first two lengths were swum using the butterfly stroke, the second pair with the backstroke, the third pair of lengths in breaststroke, and the final two were freestyle. Unlike other events using freestyle, swimmers could not use butterfly, backstroke, or breaststroke for the freestyle leg; most swimmers use the front crawl in freestyle events.
The men's 50 metre breaststroke at the 2007 World Aquatics Championships took place on 27 March and on the evening of 28 March (final) at Rod Laver Arena in Melbourne, Australia. 136 swimmers were entered in the event, of which 127 swam.
The men's 100 metre breaststroke competition of the swimming events at the 2011 World Aquatics Championships took place July 24 and 25. The heats and semifinals took place July 24 and the final was held July 25.
The men's 50 metre breaststroke competition of the swimming events at the 2011 World Aquatics Championships was held on July 26 with the heats and the semifinals and July 27 with the final.
The men's 50 metre breaststroke competition of the swimming events at the 2012 European Aquatics Championships took place May 25 and 26. The heats and semifinals took place on May 25, the final on May 26.
Swimming at the 2017 World Aquatics Championships was held from 23 to 30 July 2017 in Budapest, Hungary.
Ilya Syarheyevich Shymanovich is a Belarusian swimmer. He is the world record holder in the short course 100 metre breaststroke and a former world record holder in the short course 50 metre breaststroke. At the 2018 World Championships he won two silver medals, one each in the 100 metre breaststroke and the 50 metre breaststroke. He won two gold medals, one in the 50 metre breaststroke and one in the 200 metre breaststroke, and a silver medal, in the 100 metre breaststroke, at the 2021 European Short Course Championships. At the 2021 World Short Course Championships he won the gold medal in the 100 metre breaststroke.
Swimming at the 2019 World Aquatics Championships was held from 21 to 28 July 2019.
Nicolò Martinenghi is an Italian swimmer. He is a two-time world record holder in the 4×50 metre medley relay, swimming breaststroke on both relays. He is the Italian record holder in the 50 metre breaststroke and 100 metre breaststroke.
The Men's 50 metre breaststroke event at the 2002 Commonwealth Games took place between 2 August 2002 and 3 August 2002 at Manchester Aquatics Centre.
The Men's 100 metre breaststroke event at the 2002 Commonwealth Games took place between 31 July 2002 and 1 August 2002 at Manchester Aquatics Centre.
The Men's 200 metre breaststroke event at the 2002 Commonwealth Games took place on 4 August 2002 at Manchester Aquatics Centre.
Simone Cerasuolo is an Italian competitive swimmer. He is the world junior record holder in the short course 50 metre and 100 metre breaststroke events. In the 50 metre breaststroke, he won a gold medal at the 2021 European Junior Championships, the silver medal at the 2022 European Aquatics Championships, the bronze medal at the 2022 World Short Course Championships, and placed fifth at the 2022 World Aquatics Championships. In the 100 metre breaststroke, he won the bronze medal at the 2021 European Junior Championships and placed sixth in the final at the 2022 World Short Course Championships.
Vladislav Gerasimenko is a Russian competitive swimmer. He is a world junior record holder in the long course 4×100 metre medley relay, swimming a 59.53 for the breaststroke portion of the relay. He is a four-time medalist at the 2018 Summer Youth Olympics and a five-time medalist at the World Junior Swimming Championships, spanning breaststroke and freestyle disciplines. He competed at the 2021 European Short Course Swimming Championships, placing sixteenth in the preliminaries of the 50 metre breaststroke.
Kirill Strelnikov is a Russian competitive swimmer. He won a gold medal in the 4×50 metre medley relay at the 2021 World Short Course Championships and the 4×100 metre medley relay at the 2013 World University Games, swimming the breaststroke leg of both relays in the final. At the 2021 European Short Course Championships he won a bronze medal in the 4×50 metre mixed medley relay, swimming the breaststroke leg of the relay in the preliminaries.
