Stadium: Centre Court Round: 25 Ground: Hardcourt indoor
| Challenger Istanbul | 2020/10/20 10:00 | Alexey Vatutin v Nino Serdarusic | 6-4,3-6,1-6 |
| Challenger Maia | 2020/11/29 11:50 | Nino Serdarusic v Altug Celikbilek | 5-7,3-6 |
| Challenger Maia | 2020/11/28 13:30 | Nino Serdarusic v Michael Geerts | 7-6,6-4 |
| Challenger Istanbul | 2020/10/22 09:40 | Nino Serdarusic v Mackenzie McDonald | 6-7,3-6 |
| Challenger Istanbul | 2020/10/20 10:00 | Alexey Vatutin v Nino Serdarusic | 6-4,3-6,1-6 |
| Challenger Istanbul | 2020/10/18 10:00 | Nino Serdarusic v Teymuraz Gabashvili | 6-4,6-3 |
| Challenger Istanbul | 2020/10/17 08:45 | Filippo Baldi v Nino Serdarusic | 4-6,6-4,5-7 |
| ATP St Petersburg | 2020/10/14 10:00 | Nino Serdarusic v Reilly Opelka | 6-3,6-7,2-6 |
| ATP St Petersburg | 2020/10/11 10:00 | Nikola Milojevic v Nino Serdarusic | 7-6,2-6,2-6 |
| Challenger Maia | 2020/12/03 11:00 | Alexey Vatutin v Carlos Taberner | 6-7,3-6 |
| Challenger Maia | 2020/12/01 11:00 | Alexey Vatutin v Constant Lestienne | 6-2,6-0 |
| Challenger Ortisei | 2020/11/17 11:30 | Alexey Vatutin v Evgeny Karlovskiy | 1-6,3-6 |
| Challenger Ortisei | 2020/11/15 10:00 | Alexey Vatutin v Johannes Haerteis | 3-6,6-3,3-6 |
| Challenger Ortisei | 2020/11/14 09:00 | Alexey Vatutin v Matteo Arnaldi | 6-4,6-2 |
| Challenger Bratislava | 2020/11/07 13:30 | Mats Rosenkranz v Alexey Vatutin | 4-6,6-4,6-4 |
| Challenger Eckental | 2020/11/02 09:00 | Evgeny Donskoy v Alexey Vatutin | 6-1,6-3 |
| Challenger Istanbul | 2020/10/20 10:00 | Alexey Vatutin v Nino Serdarusic | 6-4,3-6,1-6 |