# Swimming at the 2022 European Aquatics Championships – Women's 400 metre freestyle

The Women's 400 metre freestyle competition of the 2022 European Aquatics Championships was held on 17 August 2022.

## Records

Prior to the competition, the existing world, European and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record | Ariarne Titmus | Australia | 3:56.40 | Adelaide | 22 May 2022 |
| European record | Federica Pellegrini | Italy | 3:59.15 | Rome | 26 July 2009 |
| Championship record | Federica Pellegrini | Italy | 4:01.53 | Eindhoven | 24 March 2008 |

## Results
### Heats

The heats were started at 09:00.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 4 | Isabel Marie Gose | Germany | 4:06.10 | Q |
| 2 | 3 | 4 | Simona Quadarella | Italy | 4:08.80 | Q |
| 3 | 3 | 5 | Bettina Fábián | Hungary | 4:10.46 | Q |
| 4 | 4 | 6 | Katja Fain | Slovenia | 4:10.67 | Q |
| 5 | 3 | 6 | Julia Mrozinski | Germany | 4:11.03 | Q |
| 6 | 3 | 7 | Valentine Dumont | Belgium | 4:11.27 | Q |
| 7 | 4 | 5 | Ajna Késely | Hungary | 4:11.81 | Q |
| 8 | 4 | 2 | Antonietta Cesarano | Italy | 4:12.35 | Q |
| 9 | 2 | 8 | Viktória Mihályvári-Farkas | Hungary | 4:13.76 | |
| 10 | 4 | 1 | Imani de Jong | Netherlands | 4:13.87 | |
| 11 | 3 | 8 | Paula Otero | Spain | 4:14.19 | |
| 12 | 4 | 7 | Noemi Cesarano | Italy | 4:15.72 | |
| 13 | 4 | 8 | Silke Holkenborg | Netherlands | 4:16.30 | |
| 14 | 2 | 1 | Alisée Pisane | Belgium | 4:16.84 | |
| 15 | 1 | 4 | Lucie Hanquet | Belgium | 4:16.89 | |
| 16 | 2 | 0 | Lena Opatril | Austria | 4:17.98 | |
| 17 | 3 | 1 | Mireia Belmonte | Spain | 4:18.33 | |
| 18 | 3 | 9 | Lara Seifert | Germany | 4:18.75 | |
| 19 | 3 | 3 | Freya Colbert | Great Britain | 4:18.92 | |
| 20 | 2 | 5 | Klaudia Tarasiewicz | Poland | 4:19.28 | |
| 21 | 2 | 4 | Monique Olivier | Luxembourg | 4:19.84 | |
| 22 | 1 | 5 | Karyna Snitko | Ukraine | 4:20.72 | |
| 23 | 2 | 2 | Zhanet Angelova | Bulgaria | 4:20.74 | |
| 24 | 2 | 7 | Marina Heller Hansen | Denmark | 4:22.47 | |
| 25 | 2 | 6 | Celine Rieder | Germany | 4:22.58 | |
| 26 | 1 | 3 | Wiktoria Guść | Poland | 4:22.69 | |
| 27 | 1 | 6 | Caroline Wiuff Jensen | Denmark | 4:22.73 | |
| 28 | 2 | 3 | Ainhoa Campabadal | Spain | 4:22.94 | |
| 29 | 3 | 0 | Janna van Kooten | Netherlands | 4:23.29 | |
| 30 | 2 | 9 | Thilda Häll | Sweden | 4:25.05 | |
| 31 | 1 | 2 | Grace Hodgins | Ireland | 4:25.81 | |
| 32 | 1 | 7 | Vár Erlingsdóttir Eidesgaard | Faroe Islands | 4:28.63 | |
| 33 | 1 | 1 | Sara Dande | Albania | 4:46.23 | |
| | 3 | 2 | Martina Caramignoli | Italy | Did not start | Did not start |
| | 4 | 0 | Aleksandra Knop | Poland | Did not start | Did not start |
| | 4 | 3 | Freya Anderson | Great Britain | Did not start | Did not start |
| | 4 | 9 | Tamryn van Selm | Great Britain | Did not start | Did not start |

### Final

The final was held at 18:44.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Isabel Marie Gose | Germany | 4:04.13 |
| | 5 | Simona Quadarella | Italy | 4:04.77 |
| | 1 | Ajna Késely | Hungary | 4:08.00 |
| 4 | 3 | Bettina Fábián | Hungary | 4:08.63 |
| 5 | 6 | Katja Fain | Slovenia | 4:08.70 |
| 6 | 8 | Antonietta Cesarano | Italy | 4:10.19 |
| 7 | 7 | Valentine Dumont | Belgium | 4:10.51 |
| 8 | 2 | Julia Mrozinski | Germany | 4:11.32 |