Swimming at the 2017 Southeast Asian Games – Women's 100 metre backstroke
# Swimming at the 2017 Southeast Asian Games – Women's 100 metre backstroke

The women's 100 metre backstroke competition of the swimming event at the 2017 Southeast Asian Games was held on 21 August at the National Aquatic Centre in Kuala Lumpur, Malaysia.

## Records

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

| Asian Record | Aya Terakawa (JPN) | 58.70 | Barcelona, Spain | 4 August 2013 |
| - | - | - | - | - |
| Games Record | Tao Li (SIN) | 1:02.11 | Palembang, Indonesia | 16 December 2011 |

The following records were established during the competition:

| Date | Event | Name | Nationality | Time | Record |
| - | - | - | - | - | - |
| 21 August | Final | Nguyễn Thị Ánh Viên | Vietnam (VIE) | 1:01.89 | GR |

## Schedule

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

| Date | Time | Event |
| - | - | - |
| Monday, 21 August 2017 | 09:40 | Heat 1 |
| Monday, 21 August 2017 | 09:40 | Heat 2 |
| Monday, 21 August 2017 | 20:00 | Final |

## Results

### Heats

The heats were held on 21 August.

**Heat 1**


    Source: Heat 1 results

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| 1 | 5 | Hoong En Qi (SGP) | 01:05.20 | Q |
| 2 | 3 | Yessy Venisia Yosaputra (INA) | 01:05.25 | Q |
| 3 | 6 | Caroline Chan (MAS) | 01:05.89 | Q |
| 4 | 2 | Nguyễn Diệp Phương (VIE) | 01:06.54 | |
| 5 | 4 | Nicole Oliva (PHI) | 01:07.06 | |

**Heat 2**


    Source: Heat 2 results

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| 1 | 7 | Nguyễn Thị Ánh Viên (VIE) | 01:03.84 | Q |
| 3 | 3 | Roxanne Ashley Yu (PHI) | 01:05.40 | Q |
| 2 | 5 | Nurul Fajar Fitriyati (INA) | 01:05.41 | Q |
| 4 | 6 | Araya Wongvat (THA) | 01:05.43 | Q |
| 5 | 4 | Phiangkhwan Pawapotako (THA) | 01:05.58 | Q |
| 6 | 2 | Nan Honey Oo (MYA) | 01:15.46 | |

### Final

    Source: Final Results

The final was held on 21 August.

| Rank | Lane | Athletes | Time | Notes |
| - | - | - | - | - |
| | 4 | Nguyễn Thị Ánh Viên (VIE) | 1:01.89 | GR, NR |
| | 2 | Nurul Fajar Fitriyati (INA) | 1:04.10 | NR |
| | 1 | Phiangkhwan Pawapotako (THA) | 1:04.59 | |
| 4 | 5 | Hoong En Qi (SGP) | 1:05.03 | |
| 5 | 3 | Yessy Venisia Yosaputra (INA) | 1:05.10 | |
| 6 | 7 | Araya Wongvat (THA) | 1:06.15 | |
| 7 | 8 | Caroline Chan (MAS) | 1:05.90 | |
| 8 | 6 | Roxanne Ashley Yu (PHI) | 1:06.10 | |
