| Champ: |  Fabio Fognini |
| Runner: |  Federico Delbonis |
| Score: | 4–6, 7–6(10–8), 6–2 |
| Type: | singles doubles |
See main article: 2013 International German Open. Juan Mónaco was the defending champion but lost to Nicolás Almagro in the quarterfinals.
Fabio Fognini defeated qualifier Federico Delbonis 4–6, 7–6(10–8), 6–2 to win his first ATP World Tour 500 event and second career title in as many weeks.
All seeds receive a bye into the second round.