Stadium: Court 3 Round: 45 Ground: Clay
| ITF M15 Opatija | 2019/03/25 11:45 | Nikita Mashtakov v Goran Radanovic | 6-2,6-3 |
| ITF M15 Antalya | 2019/03/06 10:10 | Matias Zukas v Nikita Mashtakov | 6-3,5-7,6-2 |
| ITF M15 Antalya | 2019/02/25 15:00 | Nikita Mashtakov v Matyas Fuele | 4-6,6-3,6-10 |
| ITF M15 Antalya | 2019/02/02 07:00 | Bruno Santanna v Nikita Mashtakov | 4-6,6-3,12-10 |
| ITF M15 Antalya | 2019/02/01 07:00 | Nikita Mashtakov v Alexandros Skorilas | 6-4,6-2 |
| ITF M15 Antalya | 2019/01/25 09:40 | Nikita Mashtakov v Wilson Leite | 6-1,4-6,6-10 |
| ITF M15 Antalya | 2019/01/16 07:00 | Nikita Mashtakov v Timofey Skatov | 4-6,6-4,5-7 |
| ITF Estonia F3 | 2018/11/07 10:55 | Martins Podzus v Nikita Mashtakov | 6-2,6-1 |
| ITF M15 Opatija | 2019/03/25 14:10 | Zvonimir Oreskovic v Isa Mammetgulyyev | 7-5,3-6,9-11 |
| ITF M15 Porec | 2019/03/11 09:00 | Isa Mammetgulyyev v Fabian Marozsan | 1-6,2-6 |
| ITF Czech Republic F12 | 2018/11/27 10:40 | Isa Mammetgulyyev v Yvo Panak | 6-7,3-6 |
| ITF Czech Republic F11 Qual | 2018/11/19 09:00 | Michal Bisko v Isa Mammetgulyyev | 7-6,7-6 |
| ITF Czech Republic F10 | 2018/11/14 16:45 | Isa Mammetgulyyev v Jakob Aichhorn | 6-7,3-6 |
| ITF Czech Republic F10 | 2018/11/13 09:00 | Isa Mammetgulyyev v Tillmann Erdbories | 1-6,3-6 |
| ITF Czech Republic F10 | 2018/11/12 11:00 | Isa Mammetgulyyev v Daniel Paty | 6-7,6-3,6-3 |
| ITF Czech Republic F9 | 2018/11/06 13:55 | Aslan Karatsev v Isa Mammetgulyyev | 3-6,6-4,6-4 |