| 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 Turkey F19 | 2017/05/16 08:30 | Luke Simkiss v Juan Bautista Otegui | 1-6,2-6 |
| ITF Turkey F19 Qual | 2017/05/15 07:00 | Cengiz Aksu v Luke Simkiss | 6-7,1-6 |
| ITF Turkey F19 Qual | 2017/05/14 11:00 | Luke Simkiss v Wassily P L Moritz | 6-2,6-2 |
| ITF France F2 Qual | 2017/01/15 11:10 | Enzo Le Seguillon v Luke Simkiss | 7-6,6-2 |
| ITF France F2 Qual | 2017/01/14 13:20 | Luke Simkiss v Ruan Roelofse | 4-6,7-5,6-3 |
| ITF Cyprus F2 | 2016/11/23 07:30 | Vasile Antonescu v Luke Simkiss | 6-2,6-1 |
| ITF Cyprus F2 Qual | 2016/11/21 08:00 | Benjamin Pietri v Luke Simkiss | 3-6,4-6 |
| ITF Cyprus F2 Qual | 2016/11/20 11:00 | Luke Simkiss v Aliaksandr Prudnikau | 7-5,6-4 |