Swimming at the 2020 European Aquatics Championships – Women's 800 metre freestyle

The Women's 800 metre freestyle competition of the 2020 European Aquatics Championships was held on 17 and 18 May 2021.

Records
Before the competition, the existing world, European and championship records were as follows.

Heats
The heats were started on 17 May at 12:07.

Final
The final was held on 18 May at 18:00.