Stadium: Court 12 Round: 62 Ground: Clay
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Guy Den Heijer v Samir Hamza Reguig | 6-1,6-0 |
| ITF M15 Girona | 2021/10/17 08:00 | Guy Den Heijer v Ervin H Eminefendic | 6-3,6-1 |
| ITF M15 Platja D'Aro | 2021/10/14 14:15 | Jose Fco. Vidal Azorin v Guy Den Heijer | 7-6,1-6,6-2 |
| ITF M15 Platja D'Aro | 2021/10/13 12:00 | Guy Den Heijer v Fermin Tenti | 6-4,3-6,6-1 |
| ITF M15 Platja D'Aro | 2021/10/12 08:30 | Guy Den Heijer v Marc Othman Ktiri | 6-4,6-2 |
| ITF M15 Platja D'Aro | 2021/10/11 08:30 | Guy Den Heijer v Aaron Cohen | 4-6,7-6,10-4 |
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Guy Den Heijer v Samir Hamza Reguig | 6-1,6-0 |
| ITF M15 Platja D'Aro | 2021/10/08 12:00 | Guy Den Heijer v Ivan Gakhov | 5-7,4-6 |
| ITF M15 Platja D'Aro | 2021/10/07 14:25 | Daniel Merida Aguilar v Guy Den Heijer | 3-6,2-6 |
| ITF M15 Girona | 2021/10/17 08:00 | Lluc S Vinolas v Samir Hamza Reguig | 1-6,0-6 |
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Guy Den Heijer v Samir Hamza Reguig | 6-1,6-0 |
| ITF M15 Cairo | 2021/09/14 07:00 | Samir Hamza Reguig v Maikel De Boes | 3-6,4-6 |
| ITF M15 Cairo | 2021/09/13 08:00 | Krittin Koaykul v Samir Hamza Reguig | 1-6,0-6 |
| ITF M15 Cairo | 2021/09/12 12:30 | Ashraf El Sayed v Samir Hamza Reguig | 1-6,3-6 |
| ITF M15 Cairo | 2021/09/07 07:30 | Valerio Aboian v Samir Hamza Reguig | 6-4,6-0 |
| ITF M15 Cairo | 2021/09/05 08:30 | Samir Hamza Reguig v Egill Sigurdsson | 3-6,6-3,16-14 |
| ITF M15 Cairo | 2021/08/31 08:00 | Valerio Aboian v Samir Hamza Reguig | 6-3,7-5 |