Egypt: W15 Sharm El Sheikh 9 - Singles - Main |
| 1/16-finals | Eric D. | Prentner J. | 2:0 (6:2, 6:3) | dettagli | 20.03.2013 |
Egypt: W15 Sharm El Sheikh 7 - Singles - Main |
| 1/16-finals | Paquet C. | Prentner J. | 2:0 (7:5, 6:3) | dettagli | 26.02.2013 |
Egypt: W15 Sharm El Sheikh 6 - Singles - Main |
| 1/8-finals | Prentner J. | Furlanetto V. | 0:2 (3:6, 3:6) | dettagli | 21.02.2013 |
| 1/16-finals | Prentner J. | Guimaraes Y. | 2:0 (6:2, 6:2) | dettagli | 20.02.2013 |
Egypt: W15 Sharm El Sheikh 4 - Singles - Main |
| 1/8-finals | Prentner J. | Marozava L. | 0:2 (2:6, 3:6) | dettagli | 27.09.2012 |
| 1/16-finals | Prentner J. | Tringa J. | 2:0 (6:1, 6:2) | dettagli | 25.09.2012 |
Turkey: Istanbul 5 - Singles - Main |
| 1/16-finals | Prentner J. | Arantekin S. | 1:2 (3:6, 6:4, 1:6) | dettagli | 18.07.2012 |
Turkey: Istanbul 4 - Singles - Main |
| 1/16-finals | Prentner J. | Stomlega D. | CAN. | dettagli | 11.07.2012 |
Germany: Koeln - Singles - Main |
| 1/16-finals | Landener H. | Prentner J. | 2:0 (6:4, 7:5) | dettagli | 19.06.2012 |
| 1/16-finals | Romanova A. | Prentner J. | CAN. | dettagli | 19.06.2012 |
Estonia: Tallinn - Singles - Main |
| 1/8-finals | Bowtell A. | Prentner J. | 2:1 (6:4, 4:6, 6:0) | dettagli | 16.02.2012 |
| 1/16-finals | Straume M. | Prentner J. | 1:1 RET. (5:7, 6:1, 4:3) | dettagli | 15.02.2012 |
Jamaica: Montego Bay - Singles - Main |
| 1/16-finals | Deigman L. | Prentner J. | 1:0 RET. (6:2, 5:3) | dettagli | 31.10.2011 |
Austria: Linz - Singles - Qualification |
| Quarter-finals | Martic P. | Prentner J. | 2:0 (6:1, 6:1) | dettagli | 08.10.2011 |
Austria: Linz - Singles - Qualification |
| Quarter-finals | Prentner J. | Piter K. | 0:2 (1:6, 2:6) | dettagli | 09.10.2010 |