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.[1]
See main article: 2019 Moselle Open – Singles.
Jo-Wilfried Tsonga defeated Aljaž Bedene, 6–7(4–7), 7–6(7–4), 6–3See main article: 2019 Moselle Open – Doubles.
Robert Lindstedt / Jan-Lennard Struff defeated Nicolas Mahut / Édouard Roger-Vasselin, 2–6, 7–6(7–1), [10–4]| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Belgium | David Goffin | 14 | 1 | |
 Georgia | Nikoloz Basilashvili | 17 | 2 | |
| France | Benoît Paire | 23 | 3 | |
| France | Lucas Pouille | 26 | 4 | |
 Spain | Fernando Verdasco | 35 | 5 | |
 Poland | Hubert Hurkacz | 36 | 6 | |
| France | Gilles Simon | 37 | 7 | |
| Jan-Lennard Struff | 39 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry using a protected ranking into the singles main draw:
The following players received entry from the qualifying draw:
Jérémy Chardy → replaced by Aljaž Bedene
Leonardo Mayer → replaced by 
Marius Copil Albert Ramos Viñolas → replaced by Steve Darcis| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| France | Nicolas Mahut | France | Édouard Roger-Vasselin | 28 | 1 | |
 United Kingdom | Luke Bambridge |  Japan | Ben McLachlan | 97 | 2 | |
| United Kingdom | Jonny O'Mara | United Kingdom | Ken Skupski | 102 | 3 | |
 Mexico | Santiago González |  Pakistan | Aisam-ul-Haq Qureshi | 116 | 4 |
The following pairs received wildcards into the doubles main draw: