Stadium: Court 6 (Tamms.) Round: 26 Ground: Hardcourt indoor
| ITF M15 Sozopol | 2019/05/10 08:30 | Nikita Mashtakov v Alexander Donski | 3-6,6-7 |
| ITF M15 Parnu | 2019/07/18 08:30 | Pauwels, Maxime v Nikita Mashtakov | 3-6,2-6 |
| ITF M15 Vilnius | 2019/07/10 08:00 | Solberg, Christoffer v Nikita Mashtakov | 7-6,1-6,6-2 |
| ITF M15 Vilnius | 2019/07/09 07:30 | Nikita Mashtakov v Vaise, Tomas | 6-3,7-5 |
| ITF M15 Wroclaw | 2019/07/04 11:50 | Petr Nouza v Nikita Mashtakov | 6-4,3-6,6-3 |
| ITF M15 Wroclaw | 2019/07/03 15:20 | Bessire, Andrea v Nikita Mashtakov | 0-6,1-6 |
| ITF M15 Wroclaw | 2019/07/02 08:00 | Nikita Mashtakov v Borkowski, Mikolaj | 6-2,7-5 |
| ITF M15 Wroclaw | 2019/07/01 08:00 | Nikita Mashtakov v Kris Krawcewicz | 6-4,6-0 |
| Irpin, Singles Qualifying M-ITF-UKR-04A | 2019/05/29 07:00 | Nikita Mashtakov v Bogdan Bobrov | 4-6,7-5,6-7 |
| ITF M15 Parnu | 2019/07/18 10:55 | Martins Rocens v Alexander Donski | 1-6,4-6 |
| ITF M25 Montauban | 2019/06/28 09:55 | Alexander Donski v Okala, Jules | 2-6,1-6 |
| ITF M25 Montauban | 2019/06/27 09:30 | Alexander Donski v Hamou, Maxime | 6-3,6-4 |
| ITF M25 Montauban | 2019/06/26 16:20 | Matteo Martineau v Alexander Donski | 6-7,2-6 |
| ITF M25 Montauban | 2019/06/25 07:00 | Alexander Donski v Axel Garcian | 7-5,4-6,10-6 |
| ITF M25 Montauban | 2019/06/24 07:00 | Alexander Donski v Mayeul Darras | 6-4,6-3 |
| ITF - M25 Toulouse | 2019/06/17 16:40 | Alexander Donski v Moreno, Federico | 6-7,6-4,6-10 |
| ITF - M25 Toulouse | 2019/06/17 11:20 | Alexander Donski v Besada, Santiago | 6-2,6-2 |