2018 Moselle Open – Singles

Peter Gojowczyk was the defending champion, but lost to Kei Nishikori in the second round.

Gilles Simon won the title, defeating Matthias Bachinger in the final, 7–6(7–2), 6–1.

Seeds
The top four seeds receive a bye into the second round. • #🇯🇵 Kei Nishikori (semifinals)

• # Stefanos Tsitsipas (second round)

• #🇫🇷 Lucas Pouille (withdrew)

• #🇫🇷 Richard Gasquet (quarterfinals)

• # Nikoloz Basilashvili (quarterfinals)

• #🇫🇷 Adrian Mannarino (first round)

• #🇷🇸 Filip Krajinović (second round)

• #🇩🇪 Philipp Kohlschreiber (withdrew)

Seeds
• # 🇩🇪 Yannick Maden (qualifying competition, lucky loser)

• # 🇦🇺 Bernard Tomic (first round)

• # 🇺🇦 Sergiy Stakhovsky (first round)

• # 🇫🇷 Grégoire Barrère (qualifying competition, lucky loser)

• # 🇩🇪 Matthias Bachinger (qualified)

• # 🇩🇪 Mats Moraing (qualifying competition)

• # 🇫🇷 Constant Lestienne (qualified)

• # 🇫🇷 Kenny de Schepper (first round)

Qualifiers
• # 🇩🇪 Matthias Bachinger

• # 🇦🇺 Bernard Tomic

• # 🇫🇷 Constant Lestienne

• # 🇫🇷 Kenny de Schepper

Lucky losers
• # 🇩🇪 Yannick Maden

• # 🇫🇷 Grégoire Barrère