| Swimming – Men's 100 metre breaststroke at the 2015 SEA Games | ||||||||||
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| Venue | OCBC Aquatic Centre | |||||||||
| Date | 7 June 2015 | |||||||||
| Competitors | 10 from 7 nations | |||||||||
| Medalists | ||||||||||
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The men's 100 metre breaststroke competition of the swimming event at the 2015 SEA Games was held on 7 June at the OCBC Aquatic Centre in Kallang, Singapore. [1]
Prior to this competition, the existing Asian and Games records were as follows:
| Asian record |  Kitajima Kosuke (JPN) | 58.90 | Tokyo, Japan | 3 April 2012 |
| Games record |  Nguyễn Hữu Việt (VIE) | 1:01.60 | Vientiane, Laos | 11 December 2009 |
All times are Singapore Standard Time (UTC+08:00)
| Date | Time | Event |
|---|---|---|
| Sunday, 7 June 2015 | 09:05 | Heat 1 |
| 09:06 | Heat 2 | |
| 19:44 | Final |
| KEY: | q | Fastest non-qualifiers | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |
The heats were held on 7 June.
Heat 1 was held on 7 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
| 1 | 4 |  Wong Fu Kang (MAS) | 1:03.32 | Q |
| 2 | 6 |  Dennis Josua Tiwa (INA) | 1:04.28 | Q |
| 3 | 5 | Indra Gunawan (INA) | 1:04.74 | Q |
| 4 | 3 |  Christopher Cheong Ee Hong (SIN) | 1:05.84 | Q |
| 5 | 2 |  Hem Thonponloeu (CAM) | 1:13.27 |
Heat 2 was held on 7 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
| 1 | 3 | Khoo Chien Yin Lionel (SIN) | 1:02.87 | Q |
| 2 | 4 |  Joshua Hall (PHI) | 1:03.34 | Q |
| 3 | 5 |  Radomyos Matjiur (THA) | 1:04.08 | Q |
| 4 | 6 | Shaun Yap Kah Choon (MAS) | 1:04.60 | Q |
| 5 | 2 |  Phan Gia Mẫn (VIE) | 1:09.28 |
The final was held on 7 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
 | 5 | Wong Fu Kang (MAS) | 1:02.46 | NR |
 | 6 | Radomyos Matjiur (THA) | 1:02.63 | |
 | 3 | Joshua Hall (PHI) | 1:02.87 | |
| 4 | 4 | Khoo Chien Yin Lionel (SIN) | 1:03.40 | |
| 5 | 1 | Indra Gunawan (INA) | 1:03.54 | |
| 6 | 2 | Dennis Josua Tiwa (INA) | 1:03.78 | |
| 7 | 8 | Christopher Cheong Ee Hong (SIN) | 1:04.44 | |
| 8 | 7 | Shaun Yap Kah Choon (MAS) | 1:04.97 |
Swimming competitions at the 2015 SEA Games was held at the OCBC Aquatic Centre in the Singapore Sports Hub in Kallang, Singapore from 6 to 11 June 2015. Built only a year earlier, the venue is hosting the SEA Games for the first time. It was used to host the second Southeast Asian Swimming Championships in 2014 as a test bed for the organisers, with the 2015 Southeast Asian Games volunteers hired to also volunteer in the 2014 Swimming Championships to help in the familiarisation of the new venue.
The men's 200 metre breaststroke competition of the swimming events at the 2015 SEA Games was held on 6 June at the OCBC Aquatic Centre in Singapore.
The men's 100 metre freestyle competition of the swimming event at the 2015 SEA Games was held on 7 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 50 metre freestyle competition of the swimming event at the 2015 SEA Games was held on 8 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 100 metre freestyle competition of the swimming event at the 2015 SEA Games was held on 8 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 100 metre breaststroke competition of the swimming event at the 2015 SEA Games was held on 8 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 100 metre butterfly competition of the swimming event at the 2015 Southeast Asian Games was held on 9 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 100 metre backstroke competition of the swimming event at the 2015 SEA Games was held on 9 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 50 metre breaststroke competition of the swimming event at the 2015 SEA Games was held on 10 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 50 metre breaststroke competition of the swimming event at the 2015 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 50 metre backstroke competition of the swimming event at the 2015 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 200 metre breaststroke competition of the swimming event at the 2015 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 400 metre freestyle competition of the swimming event at the 2015 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
Anton Mikhailovich Chupkov is a Russian competitive swimmer. He is the European record holder in the long course 200 metre breaststroke and the Russian record holder in the long course 100 metre breaststroke. He formerly held the world record in the long course 200 metre breaststroke. At the 2015 European Games he won four gold medals in individual and relay events. He won the bronze medal in the 200 metre breaststroke at the 2016 Summer Olympics. He won the gold medal in the 200 metre breaststroke at the 2017 and 2019 World Aquatics Championships.
Michael Charles Andrew is an American competitive swimmer and an Olympic gold medalist. He was the 2016 world champion in the 100 meter individual medley. At his first Olympic Games, the 2020 Summer Olympics, he won a gold medal and set a world record as part of the 4x100 meter medley relay, placed fourth in the 100 meter breaststroke, fourth in the 50 meter freestyle, and fifth in the 200 meter individual medley. Andrew's swims in 2021 at the 2020 Olympics made him the first swimmer to represent the United States at an Olympic Games in an individual breaststroke event as well as another individual event other than an individual medley in the then-125-year-history of swimming at the Summer Olympics. He has won 78 medals at Swimming World Cup circuits.
