# Swimming at the 2016 European Aquatics Championships – Mixed 4 × 100 metre freestyle relay

The Mixed 4 × 100 metre freestyle relay competition of the 2016 European Aquatics Championships was held on 20 May 2016.

## Records

Prior to the competition, the existing world, European and championship records were as follows.
| | Nation | Time | Location | Date |
| World record | United States | 3:23.05 | Kazan | 8 August 2015 |
| European record | Netherlands | 3:23.10 | Kazan | 8 August 2015 |
| Championship record | Italy | 3:25.02 | Berlin | 22 August 2014 |

## Results
### Heats

The heats were held at 11:18.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 1 | 3 | Netherlands | Ben Schwietert (49.38) Kyle Stolk (49.04) Marrit Steenbergen (54.60) Maud van der Meer (53.87) | 3:26.89 | Q |
| 2 | 1 | 1 | Italy | Luca Leonardi (49.30) Jonathan Boffa (49.21) Aglaia Pezzato (55.00) Erika Ferraioli (55.05) | 3:28.56 | Q |
| 3 | 2 | 1 | Sweden | Isak Eliasson (49.34) Christoffer Carlsen (49.22) Louise Hansson (55.07) Natalie Lindborg (56.24) | 3:29.87 | Q |
| 4 | 2 | 5 | France | Lorys Bourelly (50.26) Frederick Bousquet (49.28) Camille Georghiu (55.41) Margaux Fabre (55.47) | 3:30.42 | Q |
| 5 | 2 | 2 | Turkey | Doğa Çelik (49.53) Kemal Arda Gürdal (49.72) İlknur Nihan Çakıcı (55.88) Ekaterina Avramova (55.38) | 3:30.51 | Q |
| 6 | 1 | 5 | Hungary | Dominik Kozma (49.35) Krisztián Takács (49.62) Dalma Sebestyén (56.91) Zsuzsanna Jakabos (55.77) | 3:31.65 | Q |
| 7 | 1 | 4 | Norway | Markus Lie (50.60) Truls Wigdel (51.64) Susann Bjørnsen (55.82) Marte Løvberg (55.72) | 3:33.78 | Q |
| 8 | 1 | 6 | Estonia | Pjotr Degtjarjov (50.24) Karl Luht (50.11) Margaret Markvardt (57.82) Alina Kendzior (58.09) | 3:36.26 | Q |
| 9 | 2 | 4 | Moldova | Alexei Sancov (50.83) Pavel Izbisciuc (53.15) Tatiana Perstniova (1:01.49) Tatiana Salcutan (1:01.33) | 3:46.80 | |
| 10 | 2 | 6 | San Marino | Davide Bernardi (53.39) Christian Santi (54.95) Elisa Bernardi (59.81) Martina Cecciaroni (59.33) | 3:47.48 | |
| | 1 | 2 | Finland | DNS | DNS | DNS |
| | 1 | 7 | Bosnia and Herzegovina | DNS | DNS | DNS |
| | 2 | 3 | Switzerland | DNS | DNS | DNS |
| | 2 | 7 | Poland | DNS | DNS | DNS |

### Final

The final was held at 19:39.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 4 | Netherlands | Sebastiaan Verschuren (48.64) Ben Schwietert (49.03) Maud van der Meer (53.70) Ranomi Kromowidjojo (52.27) | 3:23.64 | CR |
| | 5 | Italy | Filippo Magnini (49.35) Luca Dotto (47.94) Erika Ferraioli (54.35) Federica Pellegrini (52.91) | 3:24.55 | |
| | 6 | France | Clément Mignon (49.26) Jérémy Stravius (48.29) Charlotte Bonnet (53.44) Anna Santamans (54.50) | 3:25.49 | |
| 4 | 3 | Sweden | Isak Eliasson (49.31) Christoffer Carlsen (48.74) Ida Lindborg (54.45) Louise Hansson (54.76) | 3:27.26 | |
| 5 | 7 | Hungary | Richárd Bohus (49.35) Dominik Kozma (48.52) Dalma Sebestyén (56.44) Ajna Késely (55.30) | 3:29.61 | |
| 6 | 2 | Turkey | Kemal Arda Gürdal (50.27) Doğa Çelik (49.07) İlknur Nihan Çakıcı (55.73) Ekaterina Avramova (56.00) | 3:31.07 | |
| 7 | 1 | Norway | Markus Lie (50.62) Truls Wigdel (51.64) Susann Bjørnsen (55.63) Marte Løvberg (55.43) | 3:33.32 | |
| 8 | 8 | Estonia | Karl Luht (51.08) Pjotr Degtjarjov (50.00) Margaret Markvardt (57.58) Alina Kendzior (56.87) | 3:35.53 | |