2013 Erste Bank Open – Singles
| Singles | |
|---|---|
| 2013 Erste Bank Open | |
| Champion | Tommy Haas | 
| Runner-up | Robin Haase | 
| Score | 6–3, 4–6, 6–4 | 
| Draw | 28 | 
| Seeds | 8 | 
Juan Martín del Potro was the defending champion but decided not to compete.
Tommy Haas won the title, defeating Robin Haase in the final, 6–3, 4–6, 6–4.