Stadium: Court 14 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 Ramat Hasharon | 2021/05/06 10:35 | Edan Leshem v Orel Kimhi | 6-4,6-2 |
| ITF - M15 Ramat Hasharon | 2021/05/05 08:20 | Edan Leshem v Lorenzo Vatteroni | 6-1,6-2 |
| ITF - M25 Biel | 2021/04/01 12:35 | Edan Leshem v Dan Added | 3-6,7-6,2-6 |
| ITF - M25 Biel | 2021/03/31 15:05 | Jesper De Jong v Edan Leshem | 6-4,1-6,4-6 |
| Challenger - Lille | 2021/03/22 12:25 | Zizou Bergs v Edan Leshem | 6-4,6-4 |
| Challenger - Lille | 2021/03/21 13:55 | Tobias Simon v Edan Leshem | 2-6,6-7 |
| ITF - M15 Poitiers | 2021/03/19 12:30 | Edan Leshem v Jaimee Floyd Angele | 4-6,3-6 |
| ITF - M15 Poitiers | 2021/03/18 11:10 | Edan Leshem v Cyril Vandermeersch | 7-6,6-7,6-0 |
| ITF - M15 Ramat Hasharon | 2021/05/06 07:00 | Dominik Palan v Alexander Cozbinov | 6-4,6-7,6-7 |
| ITF - M15 Ramat Hasharon | 2021/05/04 07:00 | Roi Ginat v Alexander Cozbinov | 1-6,3-6 |
| ITF - M15 St Petersburg | 2021/04/14 07:00 | Yanki Erel v Alexander Cozbinov | 7-6,7-6 |
| ITF - M15 St Petersburg | 2021/04/10 08:00 | Alexander Cozbinov v Ivan Nedelko | 6-2,4-6,3-6 |
| ITF - M15 St Petersburg | 2021/04/09 08:00 | Alexander Cozbinov v Artem Dubrivnyy | 6-4,6-7,6-3 |
| ITF - M15 St Petersburg | 2021/04/08 09:00 | Evgeny Tyurnev v Alexander Cozbinov | 6-2,3-6,2-6 |
| ITF - M15 St Petersburg | 2021/04/07 08:30 | Alexander Cozbinov v Boris Pokotilov | 6-0,6-0 |
| ITF - M15 Antalya | 2021/03/30 10:00 | Sanjar Fayziev v Alexander Cozbinov | 6-4,6-3 |