| Swimming – Men's 50 metre backstroke at the 2015 SEA Games | ||||||||||
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| Venue | OCBC Aquatic Centre | |||||||||
| Date | 11 June 2015 | |||||||||
| Competitors | 12 from 8 nations | |||||||||
| Medalists | ||||||||||
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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. [1]
Prior to this competition, the existing Asian and Games records were as follows:
| Asian record |  Junya Koga (JPN) | 24.24 | Rome, Italy | 2 August 2009 |
| Games record |  I Gede Siman Sudartawa (INA) | 25.62 | Palembang, Indonesia | 16 November 2011 |
The following records were established during the competition:
| Date | Event | Name | Nationality | Time | Record |
|---|---|---|---|---|---|
| 11 June | Final | Quah Zheng Wen |  Singapore (SIN) | 25.27 | GR |
All times are Singapore Standard Time (UTC+08:00)
| Date | Time | Event |
|---|---|---|
| Thursday, 11 June 2015 | 09:04 | Heat 1 |
| 09:05 | Heat 2 | |
| 19:38 | Final |
| KEY: | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best | WD | Withdrew | DNF | Did not finish |
The heats were held on 11 June.
Heat 1 was held on 11 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
| 1 | 4 | Quah Zheng Wen (SIN) | 26.41 | Q |
| 2 | 3 | Zach Ong Wei Shien (SIN) | 26.59 | Q |
| 3 | 6 |  Thanapoom Krueakhamkhao (THA) | 26.95 | Q |
| 4 | 5 |  Tern Jian Han (MAS) | 27.11 | Q |
| 5 | 2 |  Thoeun Thol (CAM) | 31.63 | |
| 6 | 7 | Cheng Pirort (CAM) | 32.58 |
Heat 2 was held on 11 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
| 1 | 4 | I Gede Siman Sudartawa (INA) | 25.86 | Q |
| 2 | 5 | Kasipat Chograthin (THA) | 26.17 | Q |
| 3 | 3 |  Trần Duy Khôi (VIE) | 26.73 | Q |
| 4 | 6 | Ricky Anggawidjaja (INA) | 26.88 | Q |
| 5 | 2 |  Axel Toni Steven Ngui (PHI) | 27.61 | |
| 6 | 7 |  Myat Thint (MYA) | 31.38 |
The final was held on 11 June.
| Rank | Lane | Athletes | Time | Notes |
|---|---|---|---|---|
 | 3 | Quah Zheng Wen (SIN) | 25.27 | GR |
 | 4 | I Gede Siman Sudartawa (INA) | 25.34 | NR |
 | 5 | Kasipat Chograthin (THA) | 25.78 | |
| 4 | 2 | Trần Duy Khôi (VIE) | 26.13 | |
| 5 | 8 | Tern Jian Han (MAS) | 26.19 | |
| 6 | 6 | Zach Ong Wei Shien (SIN) | 26.26 | |
| 7 | 7 | Ricky Anggawidjaja (INA) | 26.49 | |
| 8 | 1 | Thanapoom Krueakhamkhao (THA) | 26.66 |
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 100 metre backstroke event at the 2015 SEA Games took place on 6 June 2015 at the OCBC Aquatic Centre in the Singapore Sports Hub.
The women's 50 metre butterfly 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 women's 50 metre backstroke 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 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 men's 200 metre backstroke 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 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 SEA 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 SEA 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 SEA Games was held on 11 June at the OCBC Aquatic Centre in Kallang, Singapore.
The women's 50 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.
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.
