The men's 200 metre freestyle event at the 2004 Summer Olympics was contested at the Olympic Aquatic Centre of the Athens Olympic Sports Complex in Athens, Greece. The event took place on 15 and 16 August. There were 59 competitors from 53 nations, with each nation having up to two swimmers.
The men's 100 metre butterfly event at the 2004 Olympic Games was contested at the Olympic Aquatic Centre of the Athens Olympic Sports Complex in Athens, Greece on August 19 and 20.
The men's 200 metre individual medley event at the 2004 Olympic Games was contested at the Olympic Aquatic Centre of the Athens Olympic Sports Complex in Athens, Greece on August 18 and 19.
Ian Lowell Crocker is an American former competition swimmer, five-time Olympic medalist, and former world record-holder. During his career, he set world records in the 50- and 100-meter butterfly and the 100-meter freestyle. He has won a total of twenty-one medals in major international competition, spanning the Olympics, the FINA World Aquatics Championships, and the Pan Pacific Swimming Championships. He coached for many years at the Western Hills Athletic Club and has helped coach the Longhorns swim camp in 2019 as well as other years. Since Spring of 2022 when the new facility opened, Crocker coaches at the Western Aquatics and Social Club at the Eanes Independent School District Aquatics center.
Stephen Benjamin Parry is an English former competitive swimmer who represented Great Britain in the Olympics, FINA world championships and European championships, and England in the Commonwealth Games. He competed internationally in 100-metre and 200-metre butterfly events.
The men's 200 metre butterfly event at the 2000 Summer Olympics took place on 18–19 September at the Sydney International Aquatic Centre in Sydney, Australia.
Wu Peng is a Chinese former swimmer. He has concentrated on the butterfly since the 10th National Games in 2005.
The men's 100 metre butterfly event at the 2008 Olympic Games took place on 14–16 August at the Beijing National Aquatics Center in Beijing, China.
Michael Fred Phelps II is an American former competitive swimmer. He is the most successful and most decorated Olympian of all time with a total of 28 medals. Phelps also holds the all-time records for Olympic gold medals (23), Olympic gold medals in individual events (13), and Olympic medals in individual events (16). When Phelps won eight gold medals at the 2008 Beijing Games, he broke fellow American swimmer Mark Spitz's 1972 record of seven first-place finishes at any single Olympic Games. At the 2004 Summer Olympics in Athens, Phelps already tied the record of eight medals of any color at a single Games by winning six gold and two bronze medals. At the 2012 Summer Olympics in London, Phelps won four gold and two silver medals, and at the 2016 Summer Olympics in Rio de Janeiro, he won five gold medals and one silver. This made him the most successful athlete of the Games for the fourth Olympics in a row.
Chad Guy Bertrand le Clos, OIS is a South African competitive swimmer who is an Olympic, World and Commonwealth Games champion. He is the African record, Commonwealth record, and South African record holder in the short course and long course 200-metre butterfly and the short course 100-metre butterfly. He also holds the African records and South African records in the long course 200-metre freestyle and 100-metre butterfly, and the short course 100-metre freestyle. Formerly, he was a world record holder in the short course 100-metre butterfly and 200-metre butterfly.
The men's 200 metre butterfly event at the 2012 Summer Olympics took place on 30–31 July at the London Aquatics Centre in London, United Kingdom.
Serhiy Mykolaiovych Advena is a Ukrainian former swimmer who specializes in the freestyle and butterfly swimming styles. He is a two-time Olympian, and a multiple-time Ukrainian record holder in both 100 and 200 m butterfly. He also helped out the Ukrainian team to upset their American rivals and claim the medley relay title (3:38.49) at the 2005 Summer Universiade in Izmir, Turkey.
Sergey Pankov is an Uzbek swimmer, who specialized in backstroke and butterfly events. He won a bronze medal in the 200 m backstroke at the 2006 Asian Swimming Championships in Singapore, and had achieved an eighth-place finish in the same discipline at the 2010 Asian Games in Guangzhou, China.
Donny Budiarto Utomo is an Indonesian swimmer, who specialized in butterfly events. He is a former multiple-time national record holder for the men's butterfly, and a six-time medalist at the Southeast Asian Games. He is also a two-time defending champion for the 200 m butterfly, before losing out to Malaysia's Daniel Bego at the 2007 Southeast Asian Games in Bangkok, Thailand.
Jeong Doo-hee is a South Korean former swimmer, who specialized in butterfly events. He represented his nation South Korea at the 2004 Summer Olympics, and shared silver medals with Park Seon-kwan, Choi Kyu-woong, and Park Tae-hwan in the 4×100 m medley relay at the 2010 Asian Games in Guangzhou, China.
Juan Pablo Valdivieso is a Peruvian former swimmer, who specialized in butterfly events. Valdivieso holds a dual citizenship between his parents' nation Peru and the United States, where he currently resides. He is also influenced by his grandfather Juan Valdivieso, who played for Peru's soccer team at the 1936 Summer Olympics in Berlin.
Zoran Lazarovski is a Macedonian former swimmer, who specialized in butterfly events. He is a two-time Olympian, and a former Macedonian record holder in the 200 m butterfly.
Aghiles Slimani is an Algerian former swimmer, who specialized in butterfly events. Slimani qualified for two swimming events at the 2004 Summer Olympics in Athens, by posting FINA B-standard entry times of 55.40 and 2:03.18 from the World Championships in Barcelona, Spain. In the 200 m butterfly, Slimani challenged seven other swimmers in heat two, including Olympic veteran Vladan Marković of Serbia. He raced to sixth place and thirty-first overall by 0.16 of a second behind Markovic in 2:04.93. In his second event, 100 m butterfly, Slimani placed forty-eighth on the morning's preliminaries. Swimming in heat three, he edged out Turkey's Onur Uras to take a seventh seed by fifteen hundredths of a second (0.15) in 56.22.
Bertrand Bristol is a Seychellois former swimmer, who specialized in butterfly events. Bristol qualified for the men's 200 m butterfly at the 2004 Summer Olympics in Athens, by receiving a Universality place from FINA, in an entry time of 2:09.68. He challenged six other swimmers in heat one, including 15-year-old Sergey Pankov of Uzbekistan. He set a Seychellois record of 2:09.07 to edge out Pankov for a sixth spot by nearly four seconds. Bristol failed to advance into the semifinals, as he placed thirty-eighth overall in the preliminaries.
Albert Christiadi Sutanto is an Indonesian former swimmer, who specialized in butterfly and medley events. He is a two-time Olympian, and multi medalist 9 Gold 5 Silver and 16 Bronze at the Southeast Asian Games.
