| Event: | Women's 4 × 100 metre medley relay |
| Competition: | 2015 European Games |
| Venue: | Aquatic Palace |
| Dates: | 25 June |
| Competitors: | 73 |
| Nations: | 16 |
| Win Value: | 4:03.22 |
| Gold: | Maria Kameneva Maria Astashkina Polina Egorova Arina Openysheva Daria Chikunova Alexandra Chesnokova Vasilissa Buinaia |
| Goldnoc: | RUS |
| Silver: | Iris Tjonk Tes Schouten Josein Wijkhuis Marrit Steenbergen Marieke Tienstra Frederique Janssen |
| Silvernoc: | NED |
| Bronze: | Rebecca Sherwin Layla Black Amelia Clynes Georgia Coates Emma Cain Abbie Wood Darcy Deakin |
| Bronzenoc: | GBR |
The women's 4 × 100 metre medley relay event at the 2015 European Games in Baku took place on 25 June at the Aquatic Palace.
The heats were started at 10:56.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | 2 | 5 | Polina Egorova (1:02.01) GR Daria Chikunova (1:09.44) Alexandra Chesnokova (1:01.22) Vasilissa Buinaia (57.29) | 4:09.96 | Q, GR | |
| 2 | 1 | 5 | Rebecca Sherwin (1:04.00) Emma Cain (1:10.63) Abbie Wood (1:01.06) Darcy Deakin (57.74) | 4:13.43 | Q | |
| 3 | 2 | 7 | Maxine Wolters (1:04.03) Laura Kelsch (1:10.94) Jana Zinnecker (1:01.87) Hana van Loock (57.09) | 4:13.93 | Q | |
| 4 | 2 | 6 | Marieke Tienstra (1:05.11) Tes Schouten (1:10.98) Josien Wijkhuijs (1:03.06) Frederique Janssen (57.48) | 4:16.63 | Q | |
| 5 | 1 | 2 | Sezin Eligül (1:06.76) Gülşen Beste Samancı (1:09.18) Yüksel Deniz Özkan (1:03.04) Zeynep Odabaşı (58.23) | 4:17.21 | Q | |
| 6 | 2 | 0 | Martina Menotti (1:05.07) Giulia Verona (1:10.57) Tania Quaglieri (1:02.89) Camilla Tinelli (58.92) | 4:17.45 | Q | |
| 7 | 2 | 1 | Ava Schollmayer (1:05.01) Tara Vovk (1:12.01) Diana Naglič (1:03.55) Neža Klančar (58.63) | 4:19.20 | Q | |
| 8 | 1 | 3 | Danielle Hill (1:06.29) Mona McSharry (1:11.55) Emma Reid (1:03.14) Rachel Bethel (58.58) | 4:19.56 | Q | |
| 9 | 2 | 3 | Meda Kulbačiauskaitė (1:06.18) Agnė Šeleikaitė (1:11.26) Bena Sarapaitė (1:03.85) Diana Jaruševičiūtė (58.88) | 4:20.17 | ||
| 10 | 1 | 4 | Eveliina Kallio (1:07.14) Sini Koivu (1:12.16) Sohvi Nenonen (1:02.88) Roosa Mört (58.55) | 4:20.73 | ||
| 11 | 2 | 4 | Lova Andersson (1:06.79) Sara Wallberg (1:12.42) Hanna Rosvall (1:02.70) Hanna Eriksson (1:00.85) | 4:22.76 | ||
| 12 | 1 | 6 | Maryna Kolesnykova (1:03.76) Yuliya Gnidenko (1:14.51) Tetiana Kudako (1:06.14) Valeriia Timchenko (59.56) | 4:23.97 | ||
| 13 | 1 | 1 | Caroline Pilhatsch (1:07.42) Annabelle Schwaiger (1:12.77) Caroline Hechenbichler (1:06.47) Cornelia Rott (58.59) | 4:25.25 | ||
| 14 | 1 | 8 | Darya Douhal (1:07.94) Viktoryia Mikhalap (1:12.35) Vasilisa Zeliankevich (1:05.01) Safiya Akhapkina (1:00.34) | 4:25.64 | ||
| 2 | 2 | |||||
| 2 | 8 | |||||
| 1 | 7 |
The final was held at 20:05.
| Rank | Lane | Nation | Swimmers | Time | Notes | |
|---|---|---|---|---|---|---|
| 4 | Maria Kameneva (1:01.39) GR Maria Astashkina (1:07.61) Polina Egorova (59.64) Arina Openysheva (54.58) | 4:03.22 | GR, WJR | |||
| 6 | Iris Tjonk (1:02.82) Tes Schouten (1:10.79) Josein Wijkhuis (1:01.35) Marrit Steenbergen (53.03) | 4:07.99 | ||||
| 5 | Rebecca Sherwin (1:03.84) Layla Black (1:09.26) Amelia Clynes (1:00.11) Georgia Coates (55.89) | 4:09.10 | ||||
| 4 | 3 | Maxine Wolters (1:01.70) Laura Kelsch (1:11.07) Jana Zinnecker (1:01.19) Katrin Gottwald (55.43) | 4:09.39 | |||
| 5 | 7 | Martina Menotti (1:05.67) Giulia Verona (1:09.35) Tania Quaglieri (1:03.23) Camilla Tinelli (58.03) | 4:16.28 | |||
| 6 | 8 | Danielle Hill (1:04.92) Mona McSharry (1:11.35) Emma Reid (1:02.79) Rachel Bethel (57.75) | 4:16.81 | |||
| 7 | 1 | Ava Schollmayer (1:04.89) Tara Vovk (1:12.05) Diana Naglič (1:02.03) Neža Klančar (57.92) | 4:16.89 | |||
| 8 | 2 | Sezin Eligül (1:06.39) Gülşen Beste Samancı (1:09.73) Yüksel Deniz Özkan (1:03.24) Zeynep Odabaşı (57.93) | 4:17.29 |