ATP - Eastbourne

The ATP tour continues in the United Kingdom.

2021 Viking International Eastbourne - an ATP 250 tournament, on Grass, in Eastbourne, United Kingdom, 21-26 June 2021.

Event not held last year due to COVID-19

2019 champion (not defending):

Taylor Fritz who defeated Sam Querrey 6-3 6-4

The following players withdrew after entering but before the main draw was published:

- Marin Cilic replaced by Vasek Pospisil 

- Taylor Fritz replaced by Yoshihito Nishioka 

- Aslan Karatsev replaced by Emil Ruusuvuori 

- Filip Krajinovic replaced by Egor Gerasimov 

- Benoit Paire replaced by Alexei Popyrin 

- Stan Wawrinka replaced by Aljaz Bedene 

The following players withdrew after the main draw was published:

- Fourth seed Nikoloz Basilashvili, replaced by lucky loser Andreas Seppi 

Cameron Norrie was instated as ninth seed and moved in the draw to the place previously occupied by fifth seed Reilly Opelka.

Fifth seed Reilly Opelka was moved in the draw to the place previously occupied by Basilashvili and received the first round bye originally given to the Georgian.

- Cameron Norrie, replaced by lucky loser Norbert Gombos due to fatigue.

- Richard Gasquet, replaced by lucky loser Alastair Gray due to injury.

- Laslo Djere, replaced by lucky loser Max Purcell due to an ankle injury. 

Gaël Monfils, world number 16, is top seed.

The other 7 seeds are all in the top 40

The top four seeds have first round byes.