Swimming at the 2013 Southeast Asian Games – Women's 800 metre freestyle
# Swimming at the 2013 Southeast Asian Games – Women's 800 metre freestyle

The Women's 800 metre freestyle event at the 2013 Southeast Asian Games took place on 14 December 2013 at Wunna Theikdi Aquatics Centre.

There were 12 competitors from 6 countries who took part in this event. 8 swimmers with the fast qualifying time were in the fast heat, the others were in the slow heat. The final ranking was arranged by the times from both heats.

## Schedule

All times are Myanmar Standard Time (UTC+06:30)

| Date | Time | Event |
| - | - | - |
| Thursday, 14 December 2013 | 09:23 | Final 1 |
| Thursday, 14 December 2013 | ? | Final 2 |

## Records

Prior to this competition, the existing world, Asian, and Southeast Asian Games records were as follows.

| World Record | Katie Ledecky (USA) | 8:13.86 | Barcelona, Spain | 3 August 2013 |
| - | - | - | - | - |
| Asian Record | Xin Xin (CHN) | 8:19.43 | Shenyang, China | 10 September 2013 |
| Games Record | Lynette Lim (SIN) | 8:35.41 | Vientiane, Laos | 12 December 2009 |

## Results

| Rank | Heat | Lane | Athlete | Time |
| - | - | - | - | - |
| | 2 | 4 | Khoo Cai Lin (MAS) | 8:49.51 |
| | 2 | 3 | Benjaporn Sriphanomthorn (THA) | 8:49.61 |
| | 2 | 7 | Nguyen Thi Anh Vien (VIE) | 8:52.77 |
| 4 | 2 | 5 | Lynette Lim (SIN) | 8:59.39 |
| 5 | 2 | 1 | Benjaporn Sriphanomthorn (THA) | 9:00.20 |
| 6 | 2 | 6 | Patarawadee Kittiya (THA) | 9:06.12 |
| 7 | 2 | 2 | Raina Saumi Grahana Ramdhani (INA) | 9:08.11 |
| 8 | 1 | 5 | Iffy Nadya Fahmiruwhanti (INA) | 9:17.60 |
| 9 | 2 | 8 | Le Thi My Thao (VIE) | 9:19.01 |
| 10 | 1 | 4 | Nadia Adrianna Redza Goh (MAS) | 9:20.73 |
| 11 | 1 | 3 | Khant Khant Su San (MYA) | 10:00.81 |
| 12 | 1 | 6 | Sebeal Thin (MYA) | 10:30.95 |
