Stadium: Hard Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2021/11/08 08:00 | Alec Deckers v Gosse Panagoulopoulos | 6-1,6-3 |
| ITF M25 Eupen | 2021/09/05 09:00 | Guillaume Dermiens v Gosse Panagoulopoulos | 6-2,6-2 |
| ITF M15 Oldenzaal | 2021/08/15 10:30 | Gosse Panagoulopoulos v Aydan Gomez Osorio | 4-6,4-6 |
| ITF M25 Alkmaar | 2021/06/20 14:00 | Mats Rosenkranz v Gosse Panagoulopoulos | 6-0,6-2 |
| ITF M15 Heraklion | 2021/11/14 07:00 | Gianluca Coloma-Heck v Radu F Macovei | 6-2,6-2 |
| ITF M15 Heraklion | 2021/11/07 11:00 | Gianluca Coloma-Heck v Dong Ju Kim | 2-6,1-6 |
| ITF M15 Sozopol | 2021/10/10 09:00 | Ivan Penev v Gianluca Coloma-Heck | 6-1,6-3 |
| ITF M15 Sozopol | 2021/10/03 07:00 | Yann Wojcik v Gianluca Coloma-Heck | 6-1,7-5 |
| ITF M15 Monastir | 2021/08/22 10:00 | Mohamed Amin Oueslati v Gianluca Coloma-Heck | 3-6,6-4,10-5 |
| ITF M15 Monastir | 2021/08/15 07:30 | Gianluca Coloma-Heck v Syed Mohd Agil Syed Naguib | 4-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/18 07:30 | Robin Stanek v Gianluca Coloma-Heck | 6-1,6-1 |
| ITF M25 Jablonec Nad Nisou | 2021/05/17 07:30 | Vojtech Mares v Gianluca Coloma-Heck | 6-2,4-6,4-10 |