Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2021/08/10 07:30 | Rishab Agarwal v Seita Watanabe | 6-4,6-2 |
| ITF - M15 Monastir | 2021/08/03 07:30 | Seita Watanabe v Dimitrov, Martin | 6-7,3-6 |
| ITF - M15 Monastir | 2021/08/02 08:30 | Seita Watanabe v Credit Chaiyarin | 6-3,7-5 |
| ITF - M15 Monastir | 2021/08/01 09:00 | Seita Watanabe v Babji Siva Atturu | 6-1,6-0 |
| ITF - M15 Monastir | 2021/06/07 08:00 | Seita Watanabe v Son, Ji Hoon | 1-6,6-1,6-10 |
| ITF - M15 Monastir | 2021/06/06 10:00 | Seita Watanabe v Di Marco, Connor | 6-2,3-6,10-6 |
| ITF - M15 Monastir | 2021/05/31 09:00 | Seita Watanabe v Reinberg, Emil | 6-7,5-7 |
| ITF - M15 Monastir | 2021/05/27 11:40 | Thomas Fancutt v Seita Watanabe | 7-6,4-6,6-2 |
| ITF - M15 Monastir | 2021/08/05 07:20 | Boyer, Dusty H v Daniil Glinka | 3-6,5-7 |
| ITF - M15 Monastir | 2021/08/03 08:30 | Boyer, Dusty H v Stone, Zakai | 6-2,7-6 |
| ITF - M15 Monastir | 2021/07/27 14:00 | Sibille, Imran v Boyer, Dusty H | 7-6,6-4 |
| ITF M15 Edwardsville | 2021/07/22 16:50 | Boyer, Dusty H v Griffith, William | 6-4,6-7,1-6 |
| ITF M15 Edwardsville | 2021/07/21 19:20 | Boyer, Dusty H v Shane, Ryan | 6-3,6-1 |
| ITF - M15 Héraklion | 2021/06/08 08:00 | Zemel, Yankel v Boyer, Dusty H | 6-4,6-3 |
| ITF - M15 Héraklion | 2021/06/03 12:30 | Ugo Blanchet v Boyer, Dusty H | 6-1,2-6,6-3 |
| ITF - M15 Héraklion | 2021/06/01 08:00 | Runhao Hua v Boyer, Dusty H | 3-6,3-6 |