The 2019 Open Sud de France was a men's tennis tournament played on indoor hard courts. It was the 32nd edition of the event, and part of the ATP Tour 250 Series of the 2019 ATP Tour. It took place at the Arena Montpellier in Montpellier, France, from 4 February until 10 February 2019. Unseeded Jo-Wilfried Tsonga, who entered the main draw on a wildcard, won the singles title,[1]
See main article: 2019 Open Sud de France – Singles. 
Jo-Wilfried Tsonga defeated Pierre-Hugues Herbert, 6–4, 6–2
See main article: 2019 Open Sud de France – Doubles. Ivan Dodig / Édouard Roger-Vasselin defeated Benjamin Bonzi / Antoine Hoang, 6–3, 6–3
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| France | Lucas Pouille | 17 | 1 | |
 Belgium | David Goffin | 21 | 2 | |
 Canada | Denis Shapovalov | 25 | 3 | |
| France | Gilles Simon | 31 | 4 | |
| Philipp Kohlschreiber | 32 | 5 | ||
| France | Jérémy Chardy | 35 | 6 | |
| France | Pierre-Hugues Herbert | 44 | 7 | |
| France | Benoît Paire | 58 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry using a protected ranking into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Richard Gasquet → replaced by Ivo Karlović
Thomas Fabbiano Vasek Pospisil → replaced by 
Evgeny Donskoy
Radu Albot
Jiří Veselý → replaced by Ruben Bemelmans
Adrián Menéndez Maceiras| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Ivan Dodig | France | Édouard Roger-Vasselin | 61 | 1 | ||
| Austin Krajicek |  New Zealand | Artem Sitak | 78 | 2 | ||
 United Kingdom | Ken Skupski | United Kingdom | Neal Skupski | 84 | 3 | |
| Moldova, Republic of | Radu Albot | Spain | Marcel Granollers | 90 | 4 |
The following pairs received wildcards into the doubles main draw:
