Stadium: Court 2 Round: 54 Ground: Carpet indoor
| ITF M25 Bourg-en-Bresse | 2021/06/28 09:00 | Yann Marti v Maik Steiner | 6-3,2-6,9-11 |
| ITF M25 Bourg-en-Bresse | 2021/06/27 09:20 | Yann Marti v Florent Casays | 6-3,6-2 |
| ITF M15 Sibenik | 2021/05/20 10:20 | Yann Marti v Fabian Marozsan | 1-6,3-6 |
| ITF M15 Sibenik | 2021/05/19 14:50 | Yann Marti v Taiyo Yamanaka | 6-3,6-4 |
| ITF M15 Sibenik | 2021/05/18 09:10 | Yan Sabanin v Yann Marti | 2-6,2-6 |
| ITF M15 Sibenik | 2021/05/17 13:15 | Bjorn Nareyka v Yann Marti | 2-6,3-6 |
| ITF M15 Troisdorf | 2021/05/09 13:00 | Yann Marti v Marvin Greven | 6-3,6-1 |
| ITF M25 Biel | 2021/03/30 11:55 | Otto Virtanen v Yann Marti | 6-3,6-3 |
| 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 |
| ITF M15 Esch/Alzette | 2021/07/20 12:55 | Guillaume Dermiens v Raphael Calzi | 1-6,6-4,6-4 |