2020 Open Sud de France

The 2020 Open Sud de France was a men's tennis tournament played on indoor hard courts. It was the 33rd edition of the event, and part of the ATP Tour 250 series of the 2020 ATP Tour. It took place at the Arena Montpellier in Montpellier, France, from 3 February until 9 February 2020. Gaël Monfils won the singles title.

Singles

 * 🇫🇷 Gaël Monfils defeated 🇨🇦 Vasek Pospisil, 7–5, 6–3

Doubles

 * 🇷🇸 Nikola Ćaćić / Mate Pavić defeated 🇬🇧 Dominic Inglot / 🇵🇰 Aisam-ul-Haq Qureshi, 6–4, 6–7(4–7), [10–4]

Seeds

 * 1 Rankings are as of January 20, 2020.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇦 Félix Auger-Aliassime
 * 🇧🇬 Grigor Dimitrov
 * 🇫🇷 Gaël Monfils

The following player received entry using a protected ranking into the singles main draw:
 * 🇨🇦 Vasek Pospisil

The following players received entry from the qualifying draw:
 * 🇫🇷 Enzo Couacaud
 * 🇧🇦 Damir Džumhur
 * 🇫🇮 Emil Ruusuvuori
 * 🇺🇦 Sergiy Stakhovsky

Withdrawals

 * Before the tournament
 * 🇲🇩 Radu Albot → replaced by 🇫🇷 Grégoire Barrère
 * 🇬🇧 Dan Evans → replaced by 🇸🇰 Norbert Gombos
 * 🇮🇹 Fabio Fognini → replaced by 🇫🇷 Pierre-Hugues Herbert
 * 🇦🇺 John Millman → replaced by 🇮🇹 Jannik Sinner
 * 🇫🇷 Lucas Pouille → replaced by 🇸🇪 Mikael Ymer
 * 🇷🇺 Andrey Rublev → replaced by Henri Laaksonen
 * Stan Wawrinka → replaced by 🇦🇹 Dennis Novak

Retirements

 * 🇫🇷 Richard Gasquet

Seeds

 * 1 Rankings as of January 20, 2020.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇫🇷 Kenny de Schepper / 🇫🇷 Hugo Gaston
 * 🇪🇸 Feliciano López / 🇪🇸 Marc López

The following pair received entry as alternates:
 * 🇦🇹 Julian Knowle / 🇦🇹 Dennis Novak

Withdrawals

 * Before the tournament
 * 🇩🇪 Tim Pütz