2017 Asian Athletics Championships – Men's 400 metres hurdles

Qualification rule: First 2 in each heat (Q) and the next 2 fastest (q) qualified for the final.

^[1]

Rank	Heat	Name	Nationality	Time	Notes
1	1	Chen Chieh	Chinese Taipei	50.64	Q
2	2	Eric Cray	Philippines	50.85	Q
3	1	Youssef Karam Taher	Kuwait	50.90	Q
4	3	Yu Chia-hsuan	Chinese Taipei	50.98	Q
5	1	Dmitriy Koblov	Kazakhstan	50.99	q
6	2	M.P. Jabir	India	51.06	Q
7	1	Yuta Konishi	Japan	51.43	q
8	3	Santhosh Kumar Tamilarasan	India	51.59	Q
9	3	Chan Ka Chun	Hong Kong	51.60
10	3	Mohammed Jasim	Iraq	51.75
11	2	Abdullah Rizqallah Mulayhi	Saudi Arabia	52.05
12	1	Durgesh Kumar Pal	India	52.47
13	2	Hwang Hye-onu	South Korea	52.52
14	3	Mehboob Ali	Pakistan	52.61
15	3	Francis Medina	Philippines	53.34
16	2	Alisher Pulotov	Tajikistan	53.57
17	2	Igor Kondratyev	Kazakhstan	53.61
18	2	Jassem Waleed Al-Mas	Kuwait	53.88
19	3	Azizdzhon Abdullaev	Tajikistan	54.87
20	1	Alamgir Hossain	Bangladesh	56.16

^[2]

Rank	Lane	Name	Nationality	Time	Notes
	4	Eric Cray	Philippines	49.57
	3	Chen Chieh	Chinese Taipei	49.75
	7	M.P. Jabir	India	50.22
4	2	Dmitriy Koblov	Kazakhstan	50.30
5	5	Yu Chia-hsuan	Chinese Taipei	50.90
6	8	Santhosh Kumar Tamilarasan	India	50.95
7	6	Youssef Karam Taher	Kuwait	51.36
8	1	Yuta Konishi	Japan	51.72