Stadium: Court 8 Round: 62 Ground: Clay
| ITF M15 Monastir | 2021/04/12 08:00 | Fons Van Sambeek v Fabio Coelho | 6-4,0-6,5-10 |
| ITF M15 Monastir | 2021/04/11 09:00 | Fons Van Sambeek v Osgar O'Hoisin | 6-3,6-2 |
| ITF M15 Monastir | 2021/04/05 13:30 | Igor Marcondes v Fons Van Sambeek | 7-5,6-3 |
| ITF M15 Monastir | 2021/04/05 09:00 | Fons Van Sambeek v Lukas H Lilleengen | 6-2,7-5 |
| ITF M15 Monastir | 2021/04/04 11:30 | Fons Van Sambeek v Facundo Yunis | 4-6,6-4,10-8 |
| ITF M15 Monastir | 2021/02/22 12:30 | Naoki Nakagawa v Fons Van Sambeek | 6-2,6-1 |
| ITF M15 Monastir | 2021/02/22 08:00 | Luigi Castelletti v Fons Van Sambeek | 6-7,4-6 |
| ITF M15 Monastir | 2021/02/21 11:00 | Fons Van Sambeek v Alessandro Ingarao | 6-4,4-6,10-8 |
| ITF M15 Skopje | 2021/06/06 13:30 | Dmitrii Vasilev v Taiyo Yamanaka | 3-6,6-7 |
| ITF M15 Skopje | 2021/06/01 09:30 | Stefano Battaglino v Taiyo Yamanaka | 3-6,6-1,10-7 |
| ITF M15 Skopje | 2021/05/31 11:00 | Besir Durguti v Taiyo Yamanaka | 2-6,2-6 |
| ITF M15 Skopje | 2021/05/30 08:00 | Dax Donders v Taiyo Yamanaka | 4-6,4-6 |
| ITF M15 Bucharest | 2021/05/25 07:00 | Jaimee Floyd Angele v Taiyo Yamanaka | 6-1,6-4 |
| ITF M15 Bucharest | 2021/05/24 08:00 | Samuil Konov v Taiyo Yamanaka | 4-6,0-6 |
| ITF M15 Bucharest | 2021/05/23 10:00 | Kuzey Cekirge v Taiyo Yamanaka | 3-6,4-6 |
| ITF M15 Sibenik | 2021/05/19 14:50 | Yann Marti v Taiyo Yamanaka | 6-3,6-4 |