| Swimming – Men's 100 metre breaststroke at the 2015 Southeast Asian 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 Southeast Asian 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 |
The men's 200 metre breaststroke competition of the swimming events at the 2015 Southeast Asian 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 Southeast Asian 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 Southeast Asian 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 Southeast Asian 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 Southeast Asian Games was held on 8 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 200 metre butterfly competition of the swimming event at the 2015 Southeast Asian 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 Southeast Asian Games was held on 9 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 50 metre butterfly competition of the swimming event at the 2015 Southeast Asian Games was held on 10 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 50 metre breaststroke competition of the swimming event at the 2015 Southeast Asian Games was held on 10 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 200 metre individual medley competition of the swimming event at the 2015 Southeast Asian 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 Southeast Asian 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 Southeast Asian 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 Southeast Asian 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 Southeast Asian Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 100 metre butterfly competition of the swimming event at the 2015 Southeast Asian Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The men's 100 metres competition of the athletics event at the 2015 Southeast Asian Games was held on 9 June at the National Stadium in Singapore. Eric Shauwn Cray of the Philippines won the gold medal.
The men's 200 metres competition of the athletics event at the 2015 Southeast Asian Games was held on 10 June at the National Stadium in Singapore.
The men's 400 metres competition of the athletics event at the 2015 Southeast Asian Games was held on 12 June at the National Stadium in Singapore.
