Round: 62 Ground: Clay
| ITF Spagna F22 - Qual. | 2017/07/16 11:30 | Alexander Knight v Samuel M Arjona | 6-0,6-2 |
| ITF USA F20 | 2017/06/22 18:00 | John McNally v Alexander Knight | 3-6,6-7 |
| ITF USA F20 | 2017/06/21 17:00 | Alexander Knight v Naoki Nakagawa | 7-6,6-3 |
| ITF USA F20 | 2017/06/19 17:00 | Alexander Knight v Yates Johnson | 1-6,6-2,6-4 |
| ITF USA F20 | 2017/06/18 16:00 | Simon Navarro v Alexander Knight | 3-6,2-6 |
| ITF USA F25 - Qual. | 2016/07/24 13:15 | Josh Silverstein v Alexander Knight | 6-4,6-2 |
| ITF USA F31 - Qual. | 2015/11/01 16:30 | Alexander Knight v Grayson M. Goldin | 4-6,6-4,2-6 |
| ITF USA F20 - Qual. | 2015/06/27 13:00 | Mikael Torpegaard v Alexander Knight | 4-6,6-3,6-3 |
| ITF Spagna F21 - Qual. | 2017/07/10 09:30 | Alejandro Garcia Saez v Dietrich Dernowski | 4-6,6-1,7-5 |
| ITF Spagna F21 - Qual. | 2017/07/09 09:00 | Mikel Aranzabal v Dietrich Dernowski | 2-6,6-4,3-6 |
| ITF Spagna F21 - Qual. | 2017/07/08 11:00 | Pol Martin Tiffon v Dietrich Dernowski | 6-2,4-6,5-7 |
| ITF Romania F5 | 2017/06/25 11:00 | David Pata v Dietrich Dernowski | 7-5,7-6 |
| ITF Romania F4 | 2017/06/18 09:00 | Calin Manda v Dietrich Dernowski | 6-2,6-1 |
| ITF Spagna F16 - Qual. | 2017/06/03 14:30 | Jose Juarez Caro v Dietrich Dernowski | 7-6,6-4 |
| ITF Tunisia F20 | 2017/05/24 11:25 | Filippo Baldi v Dietrich Dernowski | 6-0,6-0 |
| ITF Tunisia F19 | 2017/05/17 10:40 | Dietrich Dernowski v Christopher Heyman | 1-6,2-6 |