Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Forbach | 2021/09/27 11:15 | Yann Marti v Raphael Calzi | 6-4,6-4 |
| ITF M15 Forbach | 2021/09/26 13:20 | Paul Barbier Gazeu v Raphael Calzi | 3-6,3-6 |
| 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 Setubal | 2021/10/03 14:00 | Sergio Davila Godoy v Afonso Portugal | 6-1,6-2 |