Athletics at the 2010 Asian Games – Men's 400 metres
# Athletics at the 2010 Asian Games – Men's 400 metres

The men's 400 metres event at the 2010 Asian Games was held at the Aoti Main Stadium, Guangzhou, China on 21–22 November.

## Schedule

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

| Date | Time | Event |
| - | - | - |
| Sunday, 21 November 2010 | 19:05 | Round 1 |
| Monday, 22 November 2010 | 18:00 | Final |

## Records

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

| World Record | Michael Johnson (USA) | 43.18 | Seville, Spain | 26 August 1999 |
| - | - | - | - | - |
| Asian Record | Mohammed Al-Malki (OMA) | 44.56 | Budapest, Hungary | 12 August 1988 |
| Games Record | Ibrahim Ismail Muftah (QAT) Fawzi Al-Shammari (KUW) | 44.93 | Hiroshima, Japan Busan, South Korea | 11 October 1994 9 October 2002 |

## Results

### Legend

* DSQ — Disqualified

### Round 1

* Qualification: First 2 in each heat (Q) and the next 2 fastest (q) advance to the final.

**Heat 1**

| Rank | Athlete | Time | Notes |
| - | - | - | - |
| 1 | Ismail Al-Sabiani (KSA) | 46.25 | Q |
| 2 | Prasanna Amarasekara (SRI) | 46.35 | Q |
| 3 | Yusuke Ishitsuka (JPN) | 46.66 | q |
| 4 | S. K. Mortaja (IND) | 46.75 | |
| 5 | Choi Myung-jun (KOR) | 48.09 | |
| — | Arnon Jaiaree (THA) | DSQ | |

**Heat 2**

| Rank | Athlete | Time | Notes |
| - | - | - | - |
| 1 | Yuzo Kanemaru (JPN) | 46.33 | Q |
| 2 | Liu Xiaosheng (CHN) | 46.76 | Q |
| 3 | Reza Bouazar (IRI) | 46.80 | |
| 4 | Bibin Mathew (IND) | 46.93 | |
| 5 | Lim Chan-ho (KOR) | 47.06 | |
| 6 | Heru Astriyanto (INA) | 48.29 | |

**Heat 3**

| Rank | Athlete | Time | Notes |
| - | - | - | - |
| 1 | Yousef Masrahi (KSA) | 45.48 | Q |
| 2 | Femi Ogunode (QAT) | 45.64 | Q |
| 3 | Chang Pengben (CHN) | 46.58 | q |
| 4 | Sajjad Hashemi (IRI) | 47.77 | |
| 5 | Chanatip Ruckburee (THA) | 48.91 | |
| — | Fawzi Al-Shammari (IOC) | DSQ | |

### Final

| Rank | Athlete | Time |
| - | - | - |
| | Femi Ogunode (QAT) | 45.12 |
| | Yuzo Kanemaru (JPN) | 45.32 |
| | Yousef Masrahi (KSA) | 45.71 |
| 4 | Liu Xiaosheng (CHN) | 46.34 |
| 5 | Chang Pengben (CHN) | 46.65 |
| 6 | Prasanna Amarasekara (SRI) | 47.05 |
| 7 | Ismail Al-Sabiani (KSA) | 47.11 |
| 8 | Yusuke Ishitsuka (JPN) | 47.49 |
