2017 Moselle Open

The 2017 Moselle Open was a tennis tournament held in Metz, France and played on indoor hard courts. It was the 15th edition of the Moselle Open, and part of the ATP World Tour 250 series of the 2017 ATP World Tour. It was held at the Arènes de Metz from 18 September to 24 September 2017. Unseeded Peter Gojowczyk, who entered the main draw as a qualifier, won the singles title.

Seeds

 * 1 Rankings are as of September 11, 2017.

Other entrants
The following players received wild cards into the singles main draw:
 * 🇩🇪 Dustin Brown
 * 🇫🇷 Nicolas Mahut
 * 🇫🇷 Paul-Henri Mathieu

The following players received entry from the singles qualifying draw:
 * 🇮🇹 Simone Bolelli
 * 🇩🇪 Peter Gojowczyk
 * 🇫🇷 Vincent Millot
 * Stefanos Tsitsipas

The following players received entry as lucky losers:
 * 🇩🇪 Yannick Maden
 * 🇫🇷 Kenny de Schepper

Withdrawals

 * Before the tournament
 * 🇪🇸 Pablo Carreño Busta →replaced by 🇫🇷 Kenny de Schepper
 * Blaž Kavčič →replaced by Henri Laaksonen
 * 🇩🇪 Florian Mayer →replaced by 🇩🇪 Yannick Maden
 * 🇮🇱 Dudi Sela →replaced by 🇪🇸 Marcel Granollers

Retirements

 * 🇩🇪 Mischa Zverev

Seeds

 * Rankings are as of September 11, 2017

Other entrants
The following pairs received wildcards into the doubles main draw:
 * Romain Arneodo / 🇫🇷 Hugo Nys
 * 🇫🇷 Paul-Henri Mathieu / 🇫🇷 Benoît Paire

Withdrawals

 * Before the tournament
 * 🇫🇷 Pierre-Hugues Herbert

Singles

 * 🇩🇪 Peter Gojowczyk defeated 🇫🇷 Benoît Paire, 7–5, 6–2.

Doubles

 * 🇫🇷 Julien Benneteau / 🇫🇷 Édouard Roger-Vasselin defeated Wesley Koolhof / 🇳🇿 Artem Sitak, 7–5, 6–3.