2019 Open Sud de France – Singles

Lucas Pouille was the defending champion, but lost in the second round to Marcos Baghdatis.

Jo-Wilfried Tsonga won the title, defeating Pierre-Hugues Herbert in the final, 6–4, 6–2.

Seeds
The top four seeds received a bye into the second round. • #🇫🇷 Lucas Pouille (second round)

• #🇧🇪 David Goffin (second round)

• #🇨🇦 Denis Shapovalov (quarterfinals)

• #🇫🇷 Gilles Simon (second round)

• #🇩🇪 Philipp Kohlschreiber (first round)

• #🇫🇷 Jérémy Chardy (quarterfinals)

• #🇫🇷 Pierre-Hugues Herbert (final)

• #🇫🇷 Benoît Paire (second round)

Seeds
• # 🇱🇹 Ričardas Berankis (first round)

• # 🇪🇸 Adrián Menéndez Maceiras (qualifying competition, lucky loser)

• # 🇨🇾 Marcos Baghdatis (qualified)

• # 🇧🇪 Ruben Bemelmans (qualifying competition, lucky loser)

• # 🇫🇷 Quentin Halys (qualifying competition)

• # 🇩🇪 Matthias Bachinger (qualified)

• # 🇫🇷 Antoine Hoang (qualified)

• # 🇫🇷 Constant Lestienne (first round)

Qualifiers
• # 🇫🇷 Nicolas Mahut

• # 🇫🇷 Antoine Hoang

• # 🇨🇾 Marcos Baghdatis

• # 🇩🇪 Matthias Bachinger

Lucky losers
• # 🇪🇸 Adrián Menéndez Maceiras

• # 🇧🇪 Ruben Bemelmans