Swimming at the 2002 Asian Games – Men's 400 metre individual medley

All times are Korea Standard Time (UTC+09:00)

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

World Record	Michael Phelps (USA)	4:11.09	Fort Lauderdale, United States	15 August 2002
Asian Record	Takahiro Mori (JPN)	4:15.41	Yokohama, Japan	25 August 2002
Games Record	Ratapong Sirisanont (THA)	4:20.03	Hiroshima, Japan	4 October 1994

Legend

• DNS — Did not start

Heats

Rank	Heat	Athlete	Time	Notes
1	2	Takahiro Mori (JPN)	4:24.97
2	2	Shinya Taniguchi (JPN)	4:25.84
3	2	Kim Bang-hyun (KOR)	4:30.58
4	1	Wu Peng (CHN)	4:30.77
5	1	Carlo Piccio (PHI)	4:31.49
6	1	Xie Xufeng (CHN)	4:31.64
7	1	Ratapong Sirisanont (THA)	4:31.73
8	2	Miguel Molina (PHI)	4:32.78
9	2	Kim Sung-tae (KOR)	4:44.15
10	1	Rehan Poncha (IND)	4:49.04
11	2	Fung Hok Him (HKG)	4:50.71
12	1	Zulfiqar Ali (PAK)	5:08.76
—	2	Mohammed Al-Hamadi (QAT)	DNS
—	1	Omar Daaboul (LIB)	DNS
—	2	François Ghattas (LIB)	DNS

Final

Rank	Athlete	Time	Notes
	Wu Peng (CHN)	4:15.38	AR
	Takahiro Mori (JPN)	4:16.63
	Shinya Taniguchi (JPN)	4:17.03
4	Kim Bang-hyun (KOR)	4:27.46
5	Xie Xufeng (CHN)	4:29.34
6	Miguel Molina (PHI)	4:31.35
7	Ratapong Sirisanont (THA)	4:32.30
8	Carlo Piccio (PHI)	4:33.88

• 2002 Asian Games Report, Pages 195–196
• Results