Swimming at the 2015 Southeast Asian Games – Men's 100 metre freestyle
# Swimming at the 2015 Southeast Asian Games – Men's 100 metre freestyle

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.

## Records

Prior to this competition, the existing Asian and Games records were as follows:

| Asian record | Ning Zetao (CHN) | 47.70 | Incheon, South Korea | 25 September 2014 |
| - | - | - | - | - |
| Games record | Triady Fauzi Sidiq (INA) | 49.99 | Naypyidaw, Myanmar | 13 December 2013 |

The following records were established during the competition:

| Date | Event | Name | Nationality | Time | Record |
| - | - | - | - | - | - |
| 7 June | Final | Joseph Isaac Schooling | Singapore (SIN) | 48.58 | GR |

## Schedule

All times are Singapore Standard Time (UTC+08:00)

| Date | Time | Event |
| - | - | - |
| Sunday, 7 June 2015 | 09:03 | Heat 1 |
| Sunday, 7 June 2015 | 09:04 | Heat 2 |
| Sunday, 7 June 2015 | 19:04 | Final |

## Results

| KEY: | q | Fastest non-qualifiers | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |
| - | - | - | - | - | - | - | - | - | - | - | - | - |

### Heat 1

    Source: Heat 1 results

Heat 1 was held on 7 June.

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| 1 | 4 | Hoàng Quý Phước (VIE) | 51.19 | Q |
| 2 | 5 | Quah Zheng Wen (SIN) | 51.46 | Q |
| 3 | 2 | Napat Wesshasartar (THA) | 51.66 | Q |
| 4 | 3 | Tan Yean Yang Alwyn (MAS) | 52.19 | Q |
| 5 | 7 | Axel Toni Steven Ngui (PHI) | 52.37 | |
| 6 | 6 | Alexis Wijaya Ohmar (INA) | 52.42 | |
| 7 | 1 | Thoeun Thol (CAM) | 1:01.25 | |

### Heat 2

    Source: Heat 2 results

Heat 2 was held on 7 June.

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| 1 | 5 | Joseph Isaac Schooling (SIN) | 50.03 | Q |
| 2 | 4 | Triady Fauzi Sidiq (INA) | 50.83 | Q |
| 3 | 6 | Jessie Khing Lacuna (PHI) | 51.51 | Q |
| 4 | 2 | Krittamet Kumlue (THA) | 52.23 | Q |
| 5 | 1 | Pou Sovijja (CAM) | 53.87 | |
| 6 | 8 | Myat Thint (MYA) | 1:00.58 | |
| 7 | 7 | Trần Duy Khôi (VIE) | 1:01.51 | |

### Final

    Source: Final Results

The final was held on 7 June.

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| | 4 | Joseph Isaac Schooling (SIN) | 48.58 | GR |
| | 6 | Quah Zheng Wen (SIN) | 49.91 | |
| | 3 | Hoàng Quý Phước (VIE) | 50.60 | |
| 4 | 5 | Triady Fauzi Sidiq (INA) | 50.67 | |
| 5 | 2 | Jessie Khing Lacuna (PHI) | 51.29 | |
| 6 | 7 | Napat Wesshasartar (THA) | 51.76 | |
| 7 | 1 | Tan Yean Yang Alwyn (MAS) | 51.81 | |
| 8 | 8 | Krittamet Kumlue (THA) | 52.30 | |
