ATP - Montpellier

The ATP Tour continues after the Australian Open in France.

2021 Open Sud de France - an ATP 250 tournament, on Hard Indoor, in Montpellier, France, 22-28 February 2021.

2020 champion (not defending):

Wildcard Gael Monfils (1) who defeated Filip Krajinovic (7) 7-6(4) 6-2

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

- Pablo Carreno Busta replaced by Dennis Novak 

- Kyle Edmund replaced by Gilles Simon 

- Richard Gasquet replaced by Sebastian Korda   

- Filip Krajinovic replaced by replaced by Jiri Vesely 

- Nick Kyrgios replaced by Norbert Gombos

- Feliciano Lopez replaced by Mikael Ymer 

- Reilly Opelka replaced by Marcos Giron 

Roberto Bautista Agut, world number 13, is top seed.

The other 7 seeds are all in the top 37

The top 4 seeds all have first round byes