2010 IAAF World Indoor Championships – Women's 400 metres
Rank Heat Name Nationality Time Notes
DQ 1 Tatyana Firova Russia 51.36 Q , Doping
2 1 Novlene Williams-Mills Jamaica 51.77 Q , SB
3 2 Debbie Dunn United States 52.08 Q
4 1 Aliann Pompey Guyana 52.29 Q
5 2 Vania Stambolova Bulgaria 52.30 Q
6 2 Amantle Montsho Botswana 52.34 Q , NR
7 1 Christine Amertil Bahamas 52.36 SB
8 2 Natalya Nazarova Russia 52.47
9 1 DeeDee Trotter United States 52.55
DQ 2 Bobby-Gaye Wilkins Jamaica 52.59 Doping
10 2 Denisa Ščerbová-Rosolová Czech Republic 52.92
11 1 Maris Mägi Estonia 53.30
Results -- Semifinals
Qualification : First 3 in each heat ( Q ) advance to the final .
The women's 400 metres at the 2010 IAAF World Indoor Championships was held at the ASPIRE Dome on 12 and 13 March.