Round: 25 Ground: Hardcourt outdoor
| Challenger - Tampere | 2015/07/23 11:30 | Harri Heliovaara v Jurgen Zopp | 6-7,3-6 |
| Challenger - Tampere | 2015/07/21 12:35 | Dennis Novak v Jurgen Zopp | 1-6,7-5,2-6 |
| Davis Cup | 2015/07/18 11:20 | Jurgen Zopp v Nikoloz Basilashvili | 6-3,2-6,4-6 |
| Davis Cup | 2015/07/17 10:30 | Jurgen Zopp v Ljubomir Celebic | 6-3,6-4 |
| Davis Cup | 2015/07/15 10:10 | Jurgen Zopp v Vital Flurin Leuch | 6-2,6-2 |
| Challenger - Todi | 2015/07/07 13:00 | Alejandro Gonzalez v Jurgen Zopp | 6-2,6-3 |
| Challenger Marburg | 2015/06/30 15:55 | Jurgen Zopp v Nils Langer | 6-7,3-6 |
| Wimbledon Qual | 2015/06/24 12:30 | Jurgen Zopp v Stephane Robert | 6-7,6-4,3-6 |
| Challenger Aptos Qual | 2015/08/10 17:00 | Daniel Nguyen v Ernesto Escobedo | 3-6,6-3,6-3 |
| ITF Korea F1 | 2015/05/24 04:00 | Daniel Nguyen v Ilya Ivashka | 3-6,6-4,6-3 |
| ITF Korea F1 | 2015/05/23 03:00 | Daniel Nguyen v Blake Mott | 6-2,6-3 |
| ITF Korea F1 | 2015/05/22 03:00 | Daniel Nguyen v Soonwoo Kwon | 6-4,6-3 |
| ITF Korea F1 | 2015/05/21 03:00 | Daniel Nguyen v Christopher O'Connell | 4-6,6-2,6-3 |
| ITF Korea F1 | 2015/05/20 03:20 | Daniel Nguyen v Seong Chan Hong | 4-6,6-4,6-1 |
| ITF USA F13 | 2015/04/16 14:00 | Daniel Nguyen v Alejandro Gomez | 4-6,4-6 |
| Challenger - Leon | 2015/04/10 19:30 | Daniel Nguyen v Horacio Zeballos | 2-6,3-6 |