| ITF Belgio F2 - Qual. | 06/25 12:45 | 44 | Thomas Schwencke Lindqvist v Gunther Matta | 6-4,6-4 | |
| ITF USA F34 | 10/26 17:00 | 25 | Gunther Matta v Jan Choinski | 1-6,2-6 | |
| ITF USA F33 - Qual. | 10/17 22:30 | 54 | Austin Smith v Gunther Matta | 6-4,6-4 | |
| ITF USA F25 - Qual. | 07/23 15:00 | 62 | Gunther Matta v William Griffith | Retired | |
| ITF USA F24 - Qual. | 07/16 18:00 | 62 | Josh Silverstein v Gunther Matta | 6-3,6-4 | |
| ITF USA F22 - Qual. | 06/25 15:00 | 62 | Ryoto Tachi v Gunther Matta | 4-6,6-3,6-1 | |
| ITF USA F20 - Qual. | 06/18 19:30 | 62 | Gunther Matta v Daniel Grunberger | 5-7,2-6 | |
| ITF USA F11 Qual | 03/19 16:00 | 62 | Sebastian Bader v Gunther Matta | 6-4,6-3 | |
| ITF Cile F1 | 12/20 16:00 | - | Gunther Matta v Cristobal Grandon Diaz | 4-6,1-6 |