4 × 100 metre mixed medley relay at the 2015 World Aquatics Championships
Victory Ceremony
Dates	5 August (heats and final)
Competitors	125 from 28 nations
Winning time	3:41.71 WR
Medalists
Chris Walker-Hebborn Adam Peaty Siobhan-Marie O'Connor Fran Halsall Ross Murdoch Rachael Kelly    Great Britain   Ryan Murphy Kevin Cordes Katie McLaughlin Margo Geer Kendyl Stewart Lia Neal    United States   Jan-Philip Glania Hendrik Feldwehr Alexandra Wenk Annika Bruhn    Germany
2017 →

The 4 × 100 metre mixed medley relay competition of the swimming events at the 2015 World Aquatics Championships was held on 5 August with the heats and the final.^[1]

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

World record	United Kingdom	3:44.02	Berlin, Germany	19 August 2014
Competition record		'

The following new records were set during this competition

Date	Event	Nation	Time	Record
5 August	Heats	Russia	3:45.87	CR
5 August	Heats	United States	3:42.33	WR, CR
5 August	Final	Great Britain	3:41.71	WR, CR

The heats were held at 10:49.^[2]

Rank	Heat	Lane	Nation	Swimmers	Time	Notes
1	3	2	United States	Ryan Murphy (52.18) CR Kevin Cordes (58.33) Kendyl Stewart (57.78) Lia Neal (54.04)	3:42.33	Q, WR
2	3	0	Great Britain	Chris Walker-Hebborn (53.40) Ross Murdoch (59.14) Rachael Kelly (58.02) Fran Halsall (53.83)	3:44.39	Q
3	4	3	Germany	Jan-Philip Glania (53.89) Hendrik Feldwehr (59.22) Alexandra Wenk (57.88) Annika Bruhn (54.40)	3:45.39	Q, NR
4	2	4	Russia	Daria Ustinova (59.89) Kirill Prigoda (59.99) Daniil Pakhomov (51.52) Veronika Popova (54.47)	3:45.87	Q
5	3	7	Italy	Simone Sabbioni (53.46) Arianna Castiglioni (1:07.13) Matteo Rivolta (51.29) Erika Ferraioli (54.15)	3:46.03	Q, NR
6	1	6	China	Xu Jiayu (53.44) Li Xiang (1:01.38) Chen Xinyi (58.51) Zhu Menghui (54.15)	3:47.48	Q, AS
7	3	1	Hungary	Gábor Balog (54.03) David Horvath (1:01.66) Evelyn Verrasztó (59.19) Zsuzsanna Jakabos (54.62)	3:49.50	Q
8	4	9	Canada	Russell Wood (54.76) Rachel Nicol (1:07.60) Noemie Thomas (57.96) Karl Krug (49.28)	3:49.60	Q
9	4	4	Brazil	Daynara de Paula (1:02.58) Felipe Lima (1:00.86) Daiene Dias (1:00.17) João de Lucca (49.84)	3:53.45
10	3	5	Switzerland	Nils Liess (56.01) Martin Schweizer (1:01.81) Danielle Villars (59.47) Megan Connor (56.27)	3:53.56
11	1	4	Finland	Mimosa Jallow (1:01.48) Sami Aaltomaa (1:01.64) Emilia Pikkarainen (59.79) Ari-Pekka Liukkonen (52.46)	3:55.37
12	4	7	Colombia	Omar Pinzón (57.42) Jorge Murillo (1:01.57) Jessica Camposano (1:00.84) Isabella Arcila (55.59)	3:55.42
13	4	6	Singapore	Quah Zheng Wen (54.63) Ho Ru'En Roanne (1:11.98) Quah Ting Wen (59.80) Yeo Kai Quan (51.10)	3:57.51
14	2	8	Mexico	Lourdes Villaseñor (1:04.70) Daniela Carrillo (1:10.01) Daniel Ramirez Carranza (55.15) Alejandro Escudero (50.95)	4:00.81
15	1	3	Thailand	Kasipat Chograthin (59.13) Radomyos Matjiur (1:04.03) Sutasinee Pankaew (1:03.60) Jenjira Srisa-Ard (1:00.43)	4:07.19
16	2	3	Azerbaijan	Boris Kirillov (58.16) Anton Zheltyakov (1:02.95) Alsu Bayramova (1:06.50) Fatima Alkaramova (1:00.32)	4:07.93
17	2	0	Costa Rica	Mario Montoya (1:01.81) Esteban Araya (1:07.64) Marie Laura Meza (1:01.11) Helena Moreno (1:00.19)	4:10.75
18	2	9	Bolivia	Andrew Rutherfurd (59.14) José Quintanilla (1:08.95) Karen Torrez (1:02.83) María José Ribera (1:01.57)	4:12.49
19	2	2	Papua New Guinea	Ryan Pini (56.38) Tegan McCarthy (1:17.87) Sam Seghers (56.07) Barbara Vali-Skelton (1:03.58)	4:13.90	NR
20	3	6	Zambia	Jade Howard (1:08.07) Alex Axiotis (1:07.06) Ralph Goveia (56.41) Tilka Paljk (1:02.86)	4:14.40
21	4	0	Macau	Ngou Pok Man (59.43) Lei On Kei (1:14.85) Chao Man Hou (1:00.80) Long Chi Wai (1:00.94)	4.16.02
22	2	5	Sri Lanka	Kimiko Raheem (1:05.47) Machiko Raheem (1:24.19) Matthew Abeysinghe (56.34) Cherantha de Silva (53.24)	4:19.24
23	3	8	Jordan	Mohammed Bedour (1:04.16) Lydia Musleh (1:18.81) Khader Baqlah (57.68) Talita Baqlah (59.06)	4:19.71
24	3	9	Dominican Republic	Arianna Sanna (1:10.71) Jean Luis Gómez (1:10.40) Dorian McMenemy (1:06.93) Jhonny Peréz (51.75)	4:19.79
25	4	1	Kenya	Talisa Lanoe (1:09.32) Issa Mohamed (1:13.15) Emily Muteti (1:05.72) Hamdan Bayusuf (55.80)	4:23.99
26	4	5	Mongolia	Enkhkhuslen Batbayar (1:13.20) Delgerkhuu Myagmar (1:14.17) Batsaikhan Dulguun (59.05) Yesui Bayar (1:08.04)	4:34.46
	2	7	Turkey	Ekaterina Avramova (1:02.97) Viktoriya Zeynep Gunes (DSQ) Kaan Türker Ayar Kemal Arda Gürdal	DSQ
	3	4	France	Benjamin Stasiulis (54.43) Giacomo Perez-Dortona (59.55) Marie Wattel (58.62) Anna Santamans (DSQ)	DSQ
	1	2	Albania		DNS
	1	5	Philippines		DNS
	2	1	Suriname		DNS
	2	6	Egypt		DNS
	3	3	Japan		DNS
	4	2	Argentina		DNS
	4	8	Mozambique		DNS

The final was held at 19:19.^[3]

Rank	Lane	Nation	Swimmers	Time	Notes
	5	Great Britain	Chris Walker-Hebborn (52.94) Adam Peaty (57.98) Siobhan-Marie O'Connor (57.02) Fran Halsall (53.77)	3:41.71	WR
	4	United States	Ryan Murphy (53.31) Kevin Cordes (58.63) Katie McLaughlin (57.56) Margo Geer (53.77)	3:43.27
	3	Germany	Jan-Philip Glania (53.52) Hendrik Feldwehr (59.16) Alexandra Wenk (57.21) Annika Bruhn (54.24)	3:44.13	NR
4	7	China	Xu Jiayu (52.74) Li Xiang (1:00.47) Lu Ying (57.39) Zhu Menghui (54.05)	3:44.65	AS
5	6	Russia	Anastasia Fesikova (1:00.48) Yuliya Yefimova (1:05.46) Daniil Pakhomov (51.60) Vladimir Morozov (47.29)	3:44.83
6	2	Italy	Simone Sabbioni (53.68) Arianna Castiglioni (1:06.44) Piero Codia (51.59) Silvia Di Pietro (53.88)	3:45.59	NR
7	8	Canada	Russell Wood (54.51) Richard Funk (59.69) Katerine Savard (57.83) Sandrine Mainville (54.20)	3:46.23
8	1	Hungary	Gábor Balog (54.32) Dávid Horváth (1:01.80) Evelyn Verrasztó (59.46) Zsuzsanna Jakabos (54.48)	3:50.06

• 
  Team Germany
• 
  Team USA
• 
  Team UK