Stadium: Court 3 Round: 54 Ground: Carpet indoor
| ITF - M15 Monastir | 2021/09/12 12:00 | Shinnosuke Hiramatsu v Raphael Calzi | 6-2,3-6,10-5 |
| ITF - M15 Monastir | 2021/09/05 11:00 | Raphael Calzi v Masamichi Imamura | 5-7,0-6 |
| ITF M15 - Allershausen | 2021/08/30 09:15 | Raphael Calzi v Giulio Colacioppo | 1-6,4-6 |
| ITF M25 - Trier | 2021/08/26 09:25 | Sandro Kopp v Raphael Calzi | 6-2,6-1 |
| ITF M25 - Trier | 2021/08/25 09:00 | Max Wiskandt v Raphael Calzi | 7-5,4-6,2-6 |
| ITF M25 - Koksijde | 2021/08/16 09:40 | Raphael Calzi v Olivier Rojas | 3-6,7-5,4-10 |
| ITF M25 - Koksijde | 2021/08/15 08:00 | Charles Minc v Raphael Calzi | 6-3,2-6,0-10 |
| ITF M15 - Frederiksberg | 2021/08/01 08:00 | Gianni Ross v Raphael Calzi | 7-5,6-4 |