Stadium: Court 3 Round: 54 Ground: Hardcourt indoor
| ITF M15 Kazan | 2020/01/22 13:15 | Mikalai Haliak v Danilov, Savriyan | 3-6,6-1,0-6 |
| ITF M15 Kazan | 2020/01/21 07:00 | Mikalai Haliak v Shrolik, Igor | 6-1,6-0 |
| ITF M15 Kazan | 2020/01/20 12:45 | Mikalai Haliak v Nashatyrkin, Roman | 6-7,6-3,10-8 |
| ATP - Adelaïde | 2020/01/11 02:05 | Mikalai Haliak v Lloyd Harris | 0-6,3-6 |
| ITF - M15 Héraklion | 2019/12/10 12:00 | Park, Uisung v Mikalai Haliak | 6-3,6-1 |
| Meshref, Singles Qualifying M-ITF-KUW-01A | 2019/11/06 09:45 | Sookton-Eng, Chanchai 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 Nusdeo, Joao Marcos | 6-2,2-6,10-4 |
| Coupe Davis | 2019/09/14 08:20 | AL-Saedi, Adel Mustafa v Mammetgulyyev, Isa | 0-6,0-6 |
| Coupe Davis | 2019/09/12 08:00 | Mammetgulyyev, Isa v Cajigan, Christopher | 6-0,6-0 |
| Coupe Davis | 2019/09/11 08:35 | Mousa Alkotop v Mammetgulyyev, Isa | 6-7,2-6 |
| Gyor, Qualifications Simples M-ITF-HUN-04A | 2019/08/28 12:05 | Mammetgulyyev, Isa v Hidalgo, Diego | 1-6,0-6 |
| Gyor, Qualifications Simples M-ITF-HUN-04A | 2019/08/27 08:00 | Maric, Filip v Mammetgulyyev, Isa | 4-6,1-6 |
| Baja, Singles Qualifying M-ITF-HUN-03A | 2019/08/15 08:00 | Vrba, Daniel v Mammetgulyyev, Isa | 6-3,6-1 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/24 10:00 | Wilson Leite v Mammetgulyyev, Isa | 6-1,6-2 |
| Wels, Singles M-ITF-AUT-03A | 2019/07/22 12:45 | Mammetgulyyev, Isa v Shrolik, Igor | 6-4,3-6,10-8 |