2019 Moselle Open

The 2019 Moselle Open was a men's tennis tournament played on indoor hard courts. It was the 17th edition of the Moselle Open, and part of the ATP Tour 250 Series of the 2019 ATP Tour. It took place at the Arènes de Metz from 16 September to 22 September 2019. Unseeded Jo-Wilfried Tsonga won the singles title.

Singles

 * 🇫🇷 Jo-Wilfried Tsonga defeated Aljaž Bedene, 6–7(4–7), 7–6(7–4), 6–3

Doubles

 * 🇸🇪 Robert Lindstedt / 🇩🇪 Jan-Lennard Struff defeated 🇫🇷 Nicolas Mahut / 🇫🇷 Édouard Roger-Vasselin, 2–6, 7–6(7–1), [10–4]

Seeds

 * 1 Rankings are as of 9 September 2019

Other entrants
The following players received wildcards into the singles main draw:
 * 🇫🇷 Grégoire Barrère
 * 🇫🇷 Antoine Hoang
 * 🇫🇷 Rayane Roumane

The following players received entry using a protected ranking into the singles main draw:
 * 🇧🇪 Steve Darcis
 * 🇩🇪 Cedrik-Marcel Stebe

The following players received entry from the qualifying draw:
 * 🇪🇸 Marcel Granollers
 * 🇩🇪 Julian Lenz
 * 🇩🇪 Yannick Maden
 * 🇩🇪 Oscar Otte

Withdrawals

 * 🇫🇷 Jérémy Chardy → replaced by Aljaž Bedene
 * Marin Čilić → replaced by 🇩🇪 Cedrik-Marcel Stebe
 * 🇦🇷 Leonardo Mayer → replaced by 🇷🇴 Marius Copil
 * 🇪🇸 Albert Ramos Viñolas → replaced by 🇧🇪 Steve Darcis

Retirements

 * Nikoloz Basilashvili

Seeds

 * Rankings are as of 9 September 2019

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇫🇷 Dan Added / 🇫🇷 Albano Olivetti
 * 🇫🇷 Tristan Lamasine / 🇫🇷 Jo-Wilfried Tsonga