2013 Gerry Weber Open

The 2013 Gerry Weber Open was a men's tennis tournament played on outdoor grass courts. It was the 21st edition of the event known that year as the Gerry Weber Open and was part of the ATP World Tour 250 series of the 2013 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 8 June and 16 June 2013. First-seeded Roger Federer won his sixth singles title at the event..

Seeds

 * 1 Rankings are as of May 27, 2013.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇩🇪 Cedrik-Marcel Stebe
 * 🇩🇪 Jan-Lennard Struff
 * 🇩🇪 Mischa Zverev

The following players received entry from the qualifying draw:
 * 🇦🇹 Martin Fischer
 * 🇮🇹 Riccardo Ghedin
 * 🇨🇿 Jan Hernych
 * Jimmy Wang

The following player received entry as a lucky loser:
 * 🇧🇦 Mirza Bašić

Withdrawals

 * Before the tournament
 * 🇮🇹 Paolo Lorenzi
 * 🇪🇸 Rafael Nadal (fatigue)
 * 🇩🇪 Philipp Petzschner (right shoulder injury)
 * 🇮🇹 Andreas Seppi
 * 🇷🇸 Janko Tipsarević

Seeds

 * Rankings are as of May 27, 2013.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇩🇪 Daniel Brands / 🇩🇪 Tobias Kamke
 * 🇩🇪 Robin Kern / 🇩🇪 Jan-Lennard Struff

Withdrawals

 * During the tournament
 * 🇩🇪 Philipp Petzschner (right shoulder injury)

Singles

 * Roger Federer defeated 🇷🇺 Mikhail Youzhny, 6–7(5–7), 6–3, 6–4

Doubles

 * 🇲🇽 Santiago González / 🇺🇸 Scott Lipsky defeated 🇮🇹 Daniele Bracciali / 🇮🇱 Jonathan Erlich, 6–2, 7–6(7–3)