The women's 400 metre freestyle at the 2007 World Aquatics Championships took place on 25 March (preliminaries and finals) at Rod Laver Arena in Melbourne, Australia.

The existing records at the start of the event were: World record (WR): 4:02.13, Laure Manaudou (France), 6 August 2006 in Budapest, Hungary Championship record (CR): 4:06.28, Tracey Wickham (Australia), at West Berlin 1978 (24 August 1978)

Results

Final Place Lane Name Nationality Splits(50m, 100m, 150m...350m) Time Notes 4 Laure Manaudou 27.35   57.34   1:27.69   1:58.69 2:29.73   3:01.10   3:32.36 4:02.61 CR 7 Otylia Jędrzejczak 28.86   59.55   1:30.79   2:02.04 2:32.77   3:03.53   3:34.28 4:04.23 NR 3 Ai Shibata 28.54   59.15   1:30.38   2:01.58 2:32.57   3:03.95   3:34.88 4:05.19 NR 4 8 Katie Hoff 29.16   1:00.14   1:30.80   2:02.68 2:33.35   3:04.33   3:35.20 4:05.65 5 5 Federica Pellegrini 28.94   59.86   1:30.80   2:02.16 2:33.04   3:04.46   3:35.38 4:05.79 6 6 Kate Ziegler 28.88   59.69   1:30.74   2:02.30 2:33.44   3:05.04   3:36.63 4:06.99 7 1 Joanne Jackson Great Britain 28.39   59.36   1:30.35   2:02.08 2:33.33   3:05.16   3:36.56 4:07.42 8 2 Linda Mackenzie 28.36   59.39   1:30.66   2:02.27 2:33.63   3:05.23   3:36.69 4:07.64

Preliminary heats Rank Heat & Lane Name Nationality Time Note 1 H9 L4 Laure Manaudou 4:05.29 Q, CR 2 H9 L6 Federica Pellegrini 4:06.51 Q 3 H8 L5 Ai Shibata 4:07.17 Q 4 H8 L4 Kate Ziegler 4:07.18 Q 5 H9 L5 Linda Mackenzie 4:07.26 Q 6 H7 L2 Otylia Jędrzejczak 4:08.16 Q 7 H9 L3 Joanne Jackson 4:08.17 Q 8 H7 L4 Katie Hoff 4:08.38 Q8.5 9 H7 L5 Caitlin McClatchey 4:08.52 10 H8 L3 Bronte Barratt 4:08.99 11 H9 L7 Sophie Huber 4:09.80 12 H8 L7 Brittany Reimer 4:10.85 13 H8 L2 Miao Tan 4:11.37 14 H9 L2 Arantxa Ramos Plasencia 4:11.40 15 H8 L6 Camelia Potec 4:11.83 16 H8 L1 Flavia Rigamonti 4:11.85 17 H9 L1 Helen Norfolk 4:11.98 18 H7 L8 Lotte Friis 4:12.99 19 H7 L1 Wendy Trott 4:13.92 20 H7 L6 Yu Rui 4:13.94 21 H8 L8 Tanya Hunks 4:14.68 22 H7 L3 Sachiko Yamada 4:15.40 23 H7 L7 Cecilia Elizabeth Biagioli 4:16.71 24 H6 L5 Agata Zwiejska 4:17.50 25 H6 L6 Melissa Ingram 4:20.05 26 H6 L8 Andreina Pinto 4:20.84 27 H5 L4 Golda Marcus 4:22.17 28 H5 L8 Ming Xiu Ong 4:22.43 29 H6 L4 Chin Kuei Yang 4:22.59 30 H6 L1 Charlotte Johannsen 4:22.76 31 H6 L7 Tin Wen Quah 4:23.57 32 H6 L2 Carmen Nam 4:24.07 33 H5 L7 Nimitta Thaveesupsoonthorn 4:24.38 34 H5 L5 Maroua Mathlouthi 4:24.47 35 H5 L6 Monika Mocnik 4:24.96 36 H4 L5 Erica Totten 4:25.13 37 H4 L7 Kimberly Eeson 4:26.23 38 H4 L4 Lynette Lim 4:26.97 39 H9 L8 Ji Eun Lee 4:27.29 40 H5 L3 Heysi Villarreal Navarro 4:30.50 41 H6 L3 Shrone Austin 4:30.56 42 H4 L2 Maria Gandionco 4:30.98 43 H5 L1 Sarah Hadj Aberrahmane 4:32.08 44 H4 L8 Maria Alejandra Torres 4:32.85 45 H4 L3 Raffaella Rodoni Palma 4:32.98 46 H3 L7 Mona Simonsen 4:34.47 47 H5 L2 Cai Lin Khoo 4:35.96 48 H4 L1 Fiorella Gomez-Sanchez 4:36.04 49 H3 L2 Jutta Thomsen 4:36.15 50 H4 L6 Pin Chieh Nieh 4:36.23 51 H3 L6 Noufissa Chbihi 4:37.84 52 H3 L4 Matana Wellman 4:38.06 53 H2 L6 Ranohon Amanova 4:41.26 54 H3 L3 Valerie Eman 4:42.33 55 H3 L5 Tuesday Watts 4:43.79 56 H3 L8 Marike Meyer 4:44.24 57 H2 L1 Shannon Austin 4:44.96 58 H2 L5 Miriam Hatamleh 4:47.43 59 H3 L1 Pooja Raghava Alva 4:50.32 60 H2 L3 Hiba Bashouti 4:58.89 61 H2 L7 Tojohanitra  Andiamanjatoprimamama 5:01.53 62 H2 L4 Man Wai Fong 5:03.89 63 H1 L4 Sarah Elizabeth Johnson 5:05.03 64 H2 L8 Sakina Ghulam 5:11.10 65 H1 L5 Frances Nagatalevu 5:27.81 999 H1 L3 Ogom Obianugba DNS 999 H2 L2 Ngozi Monu DNS

References

2007 Worlds results: Women's 400m free--Prelims from OmegaTiming.com (official timer of the 2007 World Championships); Retrieved 2009-07-09. 2007 Worlds results: Women's 400m free--Finals from OmegaTiming.com (official timer of the 2007 World Championships); Retrieved 2009-07-09.