The women's 400 metres at the

2011 Asian Athletics Championships The 19th Asian Athletics Championships were held in Kobe, Japan between July 7–10, 2011 at the Kobe Universiade Memorial Stadium. The tournament had 507 athletes from forty Asian nations competing in the 42 track and field events over the fou ...

was held at the

Kobe Universiade Memorial Stadium is a multi-purpose stadium in Kobe Sports Park, located in Suma-ku, Kobe, Japan. It is currently used mostly for soccer matches. The stadium holds 36,000 people. It was built in 1985 for the 1985 Summer Universiade. It hosted the 2006 61s ...

on 7 and 8 July. The original gold and silver medallists, Kazakhstan's Olga Tereshkova and Iraq's

Gulustan Ieso Gulustan Mahmood Ieso (born 1 August 1991), also known as Kolestan Mahmoud, is an Iraqi track and field athlete who competes in sprinting events. She holds a number of Iraqi records and helped win her country's first ever women's medals at the ...

, were later disqualified after testing positive for

testosterone Testosterone is the primary sex hormone and anabolic steroid in males. In humans, testosterone plays a key role in the development of male reproductive tissues such as testes and prostate, as well as promoting secondary sexual characteristi ...

and

methylhexaneamine Methylhexanamine (also known as methylhexamine, 1,3-dimethylamylamine, 1,3-DMAA, dimethylamylamine, and DMAA; trade names Forthane and Geranamine) is an indirect sympathomimetic drug invented and developed by Eli Lilly and Company and marketed a ...

, respectively. Initial bronze medallist Chen Jingwen of China was elevated to the gold medal position, while fourth and fifth placed runners Chandrika Subashini and

Chisato Tanaka is a Japanese retired track and field sprinter. She won a bronze medal in the 400 metres and a gold medal in the 4 × 400 metres relay The 4 × 400 metres relay or long relay is an athletics track event in which teams consis ...

moved into the minor medal positions.Silver for India in relay
''The Hindu'' (2012-03-09). Retrieved on 2012-03-31.

Medalists

Records

Schedule

Results

Round 1

First 3 in each heat (Q) and 2 best performers (q) advance to the finals.

Final

Final results
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References

{{DEFAULTSORT:400 metres 2011 Asian Athletics Championships 400 metres at the Asian Athletics Championships 2011 in women's athletics