| Singles | |
|---|---|
| 2016 Gerry Weber Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–2, 5–7, 6–3 |
| Draw | 32 (4Q / 3WC) |
| Seeds | 8 |
Roger Federer was the three-time defending champion, but lost in the semifinals to Alexander Zverev.
Florian Mayer won the title, defeating Zverev in the final, 6–2, 5–7, 6–3.