Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Rancho Santa Fe | 2020/01/14 18:55 | Sebastian Fanselow v Alexander Lebedev | 7-5,2-6,10-3 |
| ITF M25 Rancho Santa Fe | 2020/01/13 18:00 | Alexander Lebedev v Connor Farren | 7-6,7-5 |
| ITF M25 Los Angeles | 2020/01/07 19:40 | Austin Rapp v Alexander Lebedev | 6-1,3-6,10-7 |
| ITF M25 Los Angeles | 2020/01/06 18:00 | Maciej Smola v Alexander Lebedev | 5-7,6-7 |
| ITF M15 Heraklion | 2019/12/11 09:35 | Alexander Lebedev v Matias Zukas | 2-6,2-6 |
| ITF M15 Heraklion | 2019/12/04 08:00 | Alexander Lebedev v Yshai Oliel | 2-6,6-7 |
| ITF M15 Heraklion | 2019/12/03 08:00 | Alexander Lebedev v Alexandros Skorilas | 6-1,6-3 |
| ITF M15 Heraklion | 2019/12/02 08:30 | Alexander Lebedev v Teodor-Dacian Craciun | 6-1,6-3 |
| ITF M15 Cancun | 2020/01/12 17:30 | Yeudy Villar v Nikolay Sysoev | 6-3,6-2 |
| ITF M15 Cancun | 2020/01/12 14:00 | Nikolay Sysoev v Joao Victor Ortega | 6-1,6-0 |
| ITF M25 Naples | 2019/10/27 14:00 | Mehdi Laalej v Nikolay Sysoev | 6-2,6-1 |
| ITF M15 Cancun | 2019/08/26 15:30 | Nikolay Sysoev v Logan Smith | 1-6,2-6 |
| ITF M15 Cancun | 2019/08/19 14:30 | Miles Jones v Nikolay Sysoev | 6-0,6-1 |
| ITF M15 Cancun | 2019/08/14 15:35 | Nicholas Shamma v Nikolay Sysoev | 6-1,6-0 |
| ITF M15 Cancun | 2019/08/12 17:00 | Kalman Boyd v Nikolay Sysoev | 6-1,6-1 |
| ITF M15 Cancun | 2019/07/08 17:30 | Nicholas Reyes v Nikolay Sysoev | 6-0,6-3 |