 Germany: Eckental - Doubles - Main |
|---|
| Quarter-finals | Arnaboldi A./Greul S. | Brown D./Marx P. | 0:2 (4:6, 2:6) | details | 30.10.2013 |
| 1/8-finals | Arnaboldi A./Greul S. | Beck K./Mertl J. | 2:1 (64:7, 7:62, 10:6) | details | 28.10.2013 |
 Poland: Szczecin - Doubles - Main |
|---|
| Semi-finals | Greul S./Motti A. | Skupski K./Skupski N. | 0:2 (3:6, 4:6) | details | 20.09.2013 |
| Quarter-finals | Meffert D./Oswald P. | Greul S./Motti A. | 1:2 (6:3, 4:6, 7:10) | details | 19.09.2013 |
| 1/8-finals | Fransen S./Koolhof W. | Greul S./Motti A. | 0:2 (2:6, 2:6) | details | 19.09.2013 |
 Bosnia and Herzegovina: Banja Luka - Doubles - Main |
|---|
| 1/8-finals | Bjelica I./Djokovic D. | Arnaboldi A./Greul S. | CAN. | details | 11.09.2013 |
 Netherlands: Alphen - Doubles - Main |
|---|
| Final | Van der Duim A./Westerhof B. | Greul S./Koolhof W. | 2:1 (4:6, 6:3, 12:10) | details | 08.09.2013 |
| Semi-finals | Greul S./Koolhof W. | De Bakker T./Fransen S. | 2:1 (6:4, 3:6, 13:11) | details | 06.09.2013 |
| Quarter-finals | Greul S./Koolhof W. | Kretschmer G./Satschko A. | 2:1 (3:6, 6:3, 10:8) | details | 05.09.2013 |
| 1/8-finals | Greul S./Koolhof W. | Dzumhur D./Torebko P. | 2:1 (6:0, 2:6, 10:4) | details | 03.09.2013 |
 Italy: Como - Doubles - Main |
|---|
| 1/8-finals | Greul S./Knittel B. | Motti A./Raja P. | CAN. | details | 28.08.2013 |
| Germany: Oberstaufen - Doubles - Main |
|---|
| 1/8-finals | Fransen S./Sitak A. | Greul S./Knittel B. | 2:0 (7:5, 6:1) | details | 24.07.2013 |
 United Kingdom: Wimbledon - Doubles - Qualification |
|---|
| Semi-finals | Groth S./Guccione C. | Greul S./Struff J-L. | CAN. | details | 17.06.2013 |
| Germany: Furth - Doubles - Main |
|---|
| 1/8-finals | Marx P./Mergea F. | Greul S./Knittel B. | CAN. | details | 05.06.2013 |
France: French Open - Singles - Qualification