| Singles | |
|---|---|
| 2013 BMW Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–3, 7–6(7–3) |
| Draw | 28 (4Q / 3WC) |
| Seeds | 8 |
Philipp Kohlschreiber was the defending champion but lost in the final to Tommy Haas, 3–6, 6–7(3–7).
The top four seeds receive a bye into the second round.