2015 Gerry Weber Open – Singles
| Singles | |
|---|---|
| 2015 Gerry Weber Open | |
| Champion | Roger Federer |
| Runner-up | Andreas Seppi |
| Score | 7–6(7–1), 6–4 |
| Draw | 32 |
| Seeds | 8 |
Roger Federer was the two-time defending champion and successfully defended his title, defeating Andreas Seppi in the final, 7–6(7–1), 6–4. It was his record-extending eighth title at the tournament.