Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Platja D'Aro | 2021/10/13 15:50 | Donati, Matteo v Carlos Sanchez Jover | 6-7,6-3,6-7 |
| ITF M15 Platja D'Aro | 2021/10/13 15:50 | Donati, Matteo v Carlos Sanchez Jover | 6-7,6-3,6-7 |
| Challenger - Prague | 2021/08/24 10:25 | Facundo Diaz Acosta v Donati, Matteo | 6-1,6-3 |
| ITF M15 Warmbad-Villach | 2021/08/20 10:55 | Prechtel, Sebastian v Donati, Matteo | 3-6,6-4,3-6 |
| ITF M15 Warmbad-Villach | 2021/08/19 12:55 | Donati, Matteo v Franco Ribero | 6-1,6-1 |
| ITF M15 Warmbad-Villach | 2021/08/17 13:25 | Donati, Matteo v Rohrer, Niklas | 6-3,6-3 |
| San Marino, San Marino | 2021/08/08 09:45 | Alexander Shevchenko v Donati, Matteo | 6-3,3-6,7-5 |
| Iasi, Romania | 2021/07/14 11:05 | Felipe Meligeni Rodrigues Alves v Donati, Matteo | 6-3,6-3 |
| Iasi, Romania | 2021/07/12 09:55 | Stefan Palosi v Donati, Matteo | 4-6,4-6 |
| ITF M15 Platja D'Aro | 2021/10/17 09:00 | Maxime Chazal v Carlos Sanchez Jover | 3-6,3-6 |
| ITF M15 Platja D'Aro | 2021/10/16 11:00 | Carlos Sanchez Jover v Toledo Bague, Pol | 7-5,7-6 |
| ITF M15 Platja D'Aro | 2021/10/15 12:10 | Musialek, Alexis v Carlos Sanchez Jover | 3-6,1-6 |
| ITF M15 Platja D'Aro | 2021/10/14 11:55 | Carlos Lopez Montagud v Carlos Sanchez Jover | 4-6,4-6 |
| ITF M15 Platja D'Aro | 2021/10/13 15:50 | Donati, Matteo v Carlos Sanchez Jover | 6-7,6-3,6-7 |
| ITF M15 Platja D'Aro | 2021/10/08 14:00 | Toledo Bague, Pol v Carlos Sanchez Jover | 6-3,6-3 |
| ITF M15 Platja D'Aro | 2021/10/07 11:15 | Lorenzo Joaquin Rodriguez v Carlos Sanchez Jover | 3-6,2-6 |
| ITF M15 Platja D'Aro | 2021/10/06 10:00 | David Jorda Sanchis v Carlos Sanchez Jover | 5-7,4-6 |