| Singles | |
|---|---|
| 2013 St. Petersburg Open | |
| Champion |
|
| Runner-up |
|
| Final score | 3–6, 6–4, 6–0 |
Martin Kližan was the defending champion, but withdrew before the tournament began.
Ernests Gulbis won the title, defeating Guillermo García-López in the final, 3–6, 6–4, 6–0.