2005 World Championships in Athletics – Women's 400 metres

The women's 400 metres at the 2005 World Championships in Athletics was held on August 7, 8 and 10 at the Helsinki Olympic Stadium.

Results
All times shown are in seconds.

Heats
August 7, 2005

Heat 1

 * 1) 🇲🇽 Ana Guevara 51.14 Q
 * 2) Christine Amertil 51.35 Q
 * 3) 🇸🇳 Fatou Bintou Fall 51.45 Q
 * 4) 🇬🇧 Donna Fraser 51.68 q
 * 5) 🇵🇱 Anna Guzowska 52.20 q
 * 6) Dímitra Dóva 52.29
 * 7) 🇪🇪 Egle Uljas 52.94 (SB)
 * 8) 🇱🇷 Kou Luogon 54.85

Heat 2

 * 1) 🇺🇸 DeeDee Trotter 51.44 Q
 * 2) 🇬🇧 Christine Ohuruogu 51.76 Q
 * 3) 🇮🇪 Karen Shinkins 51.82 Q
 * 4) Kaltouma Nadjina 51.88 q
 * 5) 🇧🇷 Lucimar Teodoro 52.19 q
 * 6) 🇯🇵 Asami Tanno 52.80
 * 7) Sandrine Thiébaud-Kangni 53.39
 * 8) 🇦🇲 Gayane Bulghadaryan 59.46

Heat 3

 * 1) 🇷🇺 Svetlana Pospelova 50.80 Q
 * 2) Tiandra Ponteen 51.37 Q
 * 3) Nawal El Jack 51.61 Q
 * 4) 🇧🇷 Maria Laura Almirão 52.69
 * 5) 🇨🇺 Libania Grenot 53.05
 * 6) 🇭🇺 Barbara Petráhn 53.09
 * 7) 🇫🇮 Kirsi Mykkänen 53.10
 * 8) 🇲🇻 Shifana Ali 1:01.55 (SB)

Heat 4

 * 1) Tonique Williams-Darling 51.04 Q
 * 2) 🇷🇺 Olesya Zykina 51.59 Q
 * 3) 🇯🇲 Shericka Williams 52.07 Q
 * 4) 🇧🇾 Anna Kozak 52.19 q
 * 5) 🇵🇱 Grażyna Prokopek 52.39
 * 6) 🇫🇷 Solen Désert-Mariller 52.94
 * 7) Amantle Montsho 53.97

Heat 5

 * 1) 🇺🇸 Sanya Richards 51.00 Q
 * 2) 🇸🇳 Amy Mbacké Thiam 51.66 Q
 * 3) 🇯🇲 Lorraine Fenton 52.07 Q
 * 4) Hazel-Ann Regis 52.51
 * 5) 🇺🇦 Antonina Yefremova 52.89
 * 6) 🇬🇾 Aliann Pompey 53.12
 * 7) Estie Wittstock 53.28

Heat 6

 * 1) 🇷🇺 Natalya Antyukh 51.38 Q
 * 2) 🇺🇸 Monique Henderson 51.65 Q
 * 3) 🇧🇾 Ilona Usovich 51.66 Q
 * 4) 🇬🇧 Lee McConnell 52.00 q
 * 5) 🇯🇲 Ronetta Smith 52.26
 * 6) Kineke Alexander 54.45
 * 7) 🇸🇾 Mounira Al-Saleh 55.83
 * 🇨🇲 Hortense Bewouda DNF

Semifinal
August 8, 2005

Heat 1

 * 1) 🇺🇸 Sanya Richards 50.05 Q
 * 2) 🇸🇳 Amy Mbacké Thiam 50.83 Q (SB)
 * 3) 🇷🇺 Natalya Antyukh 50.99
 * 4) Nawal El Jack 51.85
 * 5) Tiandra Ponteen 51.88
 * 6) 🇯🇲 Shericka Williams 52.44
 * 7) 🇬🇧 Donna Fraser 52.48
 * 8) 🇧🇾 Anna Kozak 52.73

Heat 2

 * 1) 🇷🇺 Svetlana Pospelova 50.34 Q
 * 2) 🇺🇸 DeeDee Trotter 50.73 Q
 * 3) Christine Amertil 51.03
 * 4) 🇬🇧 Christine Ohuruogu 51.43
 * 5) 🇯🇲 Lorraine Fenton 51.48
 * 6) Kaltouma Nadjina 52.07
 * 7) 🇸🇳 Fatou Bintou Fall 52.35
 * 8) 🇵🇱 Anna Guzowska 52.45

Heat 3

 * 1) Tonique Williams-Darling 49.69 Q (SB)
 * 2) 🇲🇽 Ana Guevara 50.33 Q
 * 3) 🇷🇺 Olesya Zykina 50.73 q (SB)
 * 4) 🇺🇸 Monique Henderson 50.73 q
 * 5) 🇧🇾 Ilona Usovich 50.96 (PB)
 * 6) 🇬🇧 Lee McConnell 51.15 (SB)
 * 7) 🇧🇷 Lucimar Teodoro 51.98
 * 8) 🇮🇪 Karen Shinkins 52.17

Final
August 10, 2005


 * 1) Tonique Williams-Darling 49.55 (SB)
 * 2) 🇺🇸 Sanya Richards 49.74
 * 3) 🇲🇽 Ana Guevara 49.81 (SB)
 * 4) 🇷🇺 Svetlana Pospelova 50.11
 * 5) 🇺🇸 DeeDee Trotter 51.14
 * 6) 🇷🇺 Olesya Zykina 51.24
 * 7) 🇺🇸 Monique Henderson 51.77
 * 8) 🇸🇳 Amy Mbacké Thiam 52.22