Stadium: Court 3 Round: 54 Ground: Hardcourt indoor
| ITF M15 Kazan | 2020/01/22 13:15 | Mikalai Haliak v Savriyan Danilov | 3-6,6-1,0-6 |
| ITF M15 Kazan | 2020/01/21 07:00 | Mikalai Haliak v Igor Shrolik | 6-1,6-0 |
| ITF M15 Kazan | 2020/01/20 12:45 | Mikalai Haliak v Roman Nashatyrkin | 6-7,6-3,10-8 |
| ATP Adelaide | 2020/01/11 02:05 | Mikalai Haliak v Lloyd Harris | 0-6,3-6 |
| ITF M15 Heraklion | 2019/12/10 12:00 | Uisung Park v Mikalai Haliak | 6-3,6-1 |
| ITF M15 Meshref | 2019/11/06 09:45 | Chanchai Sookton-Eng v Mikalai Haliak | 7-5,6-2 |
| ITF M15 Doha | 2019/10/23 13:50 | Mikalai Haliak v Guy Den Heijer | 6-7,6-2,2-6 |
| ITF M15 Doha | 2019/10/22 12:00 | Mikalai Haliak v Joao M Nusdeo | 6-2,2-6,10-4 |
| Davis Cup | 2019/09/14 08:20 | Adel M Al-Saedi v Isa Mammetgulyyev | 0-6,0-6 |
| Davis Cup | 2019/09/12 08:00 | Isa Mammetgulyyev v Christopher Cajigan | 6-0,6-0 |
| Davis Cup | 2019/09/11 08:35 | Mousa Alkotop v Isa Mammetgulyyev | 6-7,2-6 |
| ITF M25 Gyor | 2019/08/28 12:05 | Isa Mammetgulyyev v Diego Hidalgo | 1-6,0-6 |
| ITF M25 Gyor | 2019/08/27 08:00 | Filip Maric v Isa Mammetgulyyev | 4-6,1-6 |
| ITF M15 Baja | 2019/08/15 08:00 | Daniel Vrba v Isa Mammetgulyyev | 6-3,6-1 |
| ITF M15 Wels | 2019/07/24 10:00 | Wilson Leite v Isa Mammetgulyyev | 6-1,6-2 |
| ITF M15 Wels | 2019/07/22 12:45 | Isa Mammetgulyyev v Igor Shrolik | 6-4,3-6,10-8 |