| ITF Germany F16 | 2016/10/24 08:00 | Adriaan De Jager v Gijs Buntsma | 6-4,7-5 |
| ITF Germany F16 | 2016/10/23 13:00 | Alexander Abou Boutros v Gijs Buntsma | 2-6,0-6 |
| ITF Netherlands F7 | 2016/08/27 10:00 | Mick Veldheer v Gijs Buntsma | 6-1,6-1 |
| ITF Netherlands F6 | 2016/08/23 12:10 | Gijs Buntsma v Benjamin Bonzi | 1-6,4-6 |
| ITF Netherlands F6 | 2016/08/21 08:00 | Gijs Buntsma v Lorenzo Di Maro | 5-7,6-0,6-4 |
| ITF Netherlands F6 | 2016/08/20 08:00 | Gijs Buntsma v Kevin Kaczynski | 7-6,6-0 |
| ITF Netherlands F6 | 2016/08/20 08:00 | Dylan Gee v Gijs Buntsma | 1-6,4-6 |
| ITF Netherlands F5 | 2016/08/15 10:30 | Floris Van Den Brink v Gijs Buntsma | 7-6,6-1 |
| ITF Italy F12 | 2017/05/12 13:00 | Tobias Simon v Nils Langer | 6-4,3-6,5-7 |
| ITF Italy F12 | 2017/05/11 11:15 | Tobias Simon v Filippo Leonardi | 6-2,7-6 |
| ITF Italy F12 | 2017/05/10 12:30 | Tobias Simon v Gianmarco Cacace | 6-3,6-4 |
| ITF Tunisia F17 | 2017/05/05 10:40 | Tobias Simon v Cristian Carli | 3-6,6-7 |
| ITF Tunisia F17 | 2017/05/04 12:10 | Tobias Simon v Kevin Griekspoor | 6-3,7-5 |
| ITF Tunisia F17 | 2017/05/02 10:45 | Tobias Simon v Alberto Cammarata | 6-4,6-3 |
| ITF Tunisia F16 | 2017/04/27 09:00 | Francois-Arthur Vibert v Tobias Simon | 6-7,5-7 |
| ITF Tunisia F16 | 2017/04/25 09:00 | Samuele Ramazzotti v Tobias Simon | 4-6,5-7 |