2012 FINA World Swimming Championships (25 m) – Women's 4 × 100 metre freestyle relay

Women's 4x100m Freestyle Relay at the 2012 Short Course Worlds
Dates	15 December (heats and final)
Winning time	3:31.01
Medalists
United States Megan Romano, Jessica Hardy, Lia Neal, Allison Schmitt, Shannon Vreeland*, Olivia Smoliga*   Australia Angie Bainbridge, Marieke Guehrer, Brianna Throssell, Sally Foster   Denmark Mie Nielsen, Pernille Blume, Kelly Rasmussen, Jeanette Ottesen

Main article: 2012 FINA World Swimming Championships (25 m)

The women's 4x100 metre freestyle relay event at the 11th FINA World Swimming Championships (25m) took place 15 December 2012 at the Sinan Erdem Dome.

Records

Prior to this competition, the existing world and championship records were as follows.

	Nation	Swimmers	Time	Location	Date
World record	Netherlands	Hinkelien Schreuder (52.88) Inge Dekker (52.24) Ranomi Kromowidjojo (52.12) Marleen Veldhuis (50.98)	3:28.22	Amsterdam	19 December 2008
Championship record	Netherlands	Femke Heemskerk (52.33) Inge Dekker (52.47) Hinkelien Schreuder (52.32) Ranomi Kromowidjojo (51.42)	3:28.54	Dubai	18 December 2010

No new records were set during this competition.

Results

Heats

Rank	Heat	Lane	Nation	Swimmers	Time	Notes
1	2	4	United States	Lia Neal (53.70) Allison Schmitt (53.16) Shannon Vreeland (53.34) Olivia Smoliga (54.07)	3:34.27	Q
2	1	4	Australia	Sally Foster (53.62) Angie Bainbridge (53.24) Brianna Throssell (54.79) Marieke Guehrer (53.61)|	3:35.26	Q
3	1	1	Denmark	Mie Nielsen (53.66) Pernille Blume (54.12) Kelly Rasmussen (54.84) Jeanette Ottesen (53.36)	3:35.98	Q
4	2	3	Brazil	Larissa Oliveira (53.90) Alessandra Marchioro (53.78) Tatiana Lemos (54.21) Flávia Cazziolato (54.47)	3:36.36	Q
5	2	1	China	Qiu Yuhan (54.22) Guo Junjun (53.79) Liu Xinyi (54.94) Pang Jiaying (54.48)	3:37.43	Q
6	1	5	Russia	Veronika Popova (53.54) Elena Sokolova (54.19) Vitalina Simonova (54.47) Polina Lapshina (55.42)	3:37.62	Q
7	2	8	Great Britain	Francesca Halsall (53.91) Rebecca Turner (54.52) Ellie Faulkner (55.05) Elizabeth Simmonds (54.72)	3:38.20	Q
8	2	5	Japan	Haruka Ueda (53.83) Miki Uchida (54.74) Kanako Watanabe (55.58) Nao Kobayashi (54.60)	3:38.75	Q
9	1	7	Canada	Chantal van Landeghem (54.83) Heather MacLean (54.51) Noemie It-Ting Thomas (56.06) Katerine Savard (55.39)	3:40.79
10	1	6	South Africa	Trudi Maree (54.97) Lehesta Kemp (54.70) Megan Stephens (56.45) Vanessa Mohr (55.68)	3:41.80	AF
11	1	3	Turkey	Esra Kübra Kaçmaz (56.50) Ilknur Nihan Cakici (57.10) Nilüfer Kuru (58.37) Burcu Dolunay (55.80)	3:47.77	NR
12	2	6	Singapore	Mylene Ong (56.16) Amanda Lim (57.72) Lynette Ng (58.27) Samantha Yeo (58.42)	3:50.57
13	2	2	Macau	Lei On Kei (58.21) Vong Erica Man Wai (58.60) Kuan Weng I (59.21) Tan Chi Yan (58.87)	3:54.89	NR
14	1	2	Peru	Jessica Cattaneo (59.52) Andrea Cedrón (59.61) Daniela Miyahara (59.93) Oriele Espinoza (1:00.26)	3:59.32
15	2	7	Pakistan	Kiran Khan (1:03.74) Anum Bandey (1:07.89) Mahnoor Maqsood (1:11.52) Lianna Catherine Swan (1:02.62)	4:25.77
	1	8	Venezuela		DNS

Final

The final was held at 20:41.

Rank	Lane	Nation	Swimmers	Time	Notes
	4	United States	Megan Romano (52.86) Jessica Hardy (53.32) Lia Neal (52.44) Allison Schmitt (52.39)	3:31.01
	5	Australia	Angie Bainbridge (53.04) Marieke Guehrer (52.32) Brianna Throssell (54.19) Sally Foster (53.35)	3:32.90
	3	Denmark	Mie Nielsen (53.07) Pernille Blume (53.61) Kelly Rasmussen (54.59) Jeanette Ottesen (52.24)	3:33.51	NR
4	2	China	Qiu Yuhan (54.32) Guo Junjun (54.52) Wang Haibin (53.44) Chen Xinyi (53.94)	3:36.22
5	7	Russia	Veronika Popova (53.60) Elena Sokolova (54.08) Daria Belyakina (54.41) Vitalina Simonova (54.63)	3:36.72
6	6	Brazil	Larissa Oliveira (53.90) Alessandra Marchioro (54.34) Flávia Cazziolato (54.55) Tatiana Lemos (54.26)	3:37.05
7	8	Japan	Haruka Ueda (53.63) Miki Uchida (53.93) Asami Chida (55.44) Nao Kobayashi (55.44)	3:37.91
8	1	Great Britain	Rebecca Turner (54.37) Elizabeth Simmonds (55.00) Ellie Faulkner (54.55) Francesca Halsall (54.31)	3:38.23