Stadium: Court 7 Round: 25 Ground: Clay
| ITF Uzbekistan F4 | 2017/06/06 06:30 | Grigoriy Korobeynikov v Markos Kalovelonis | 2-6,2-6 |
| ITF Uzbekistan F3 | 2017/05/30 07:10 | Grigoriy Korobeynikov v Markos Kalovelonis | 7-5,1-6,5-7 |
| ITF M25 - Kazan | 2019/03/13 14:40 | Markos Kalovelonis v Sadio Doumbia | 1-6,0-6 |
| ITF M25 - Aktobe | 2019/02/20 05:00 | Markos Kalovelonis v Francesco Vilardo | 6-2,6-7,4-6 |
| ITF M25 - Aktobe | 2019/02/19 05:00 | Markos Kalovelonis v Timur Kiyamov | 7-5,6-4 |
| ITF M15 - Antalya | 2019/02/05 08:30 | Markos Kalovelonis v Bogdan Ionut Apostol | 1-6,3-6 |
| ITF M15 - Antalya | 2019/02/01 07:45 | Damien Wenger v Markos Kalovelonis | 1-6,4-6 |
| ITF M25 - Kazan | 2019/01/24 08:40 | Sergey Betov v Markos Kalovelonis | 6-2,6-3 |
| ITF M25 - Kazan | 2019/01/22 13:45 | Markos Kalovelonis v Sergey Bolotov | 6-2,3-6,6-1 |
| ITF Turkiet F41 | 2018/12/21 08:45 | Markos Kalovelonis v Oriol Roca Batalla | 1-6,4-6 |
| ITF M25 - Shymkent | 2019/04/09 05:00 | Timur Maulenov v Grigoriy Korobeynikov | 4-6,5-7 |
| ITF M25 - Shymkent | 2019/04/08 05:30 | Grigoriy Korobeynikov v Anton Chekhov | 4-6,6-3,10-8 |
| ITF Turkey F37 | 2018/11/21 09:45 | Dante Gennaro v Grigoriy Korobeynikov | 6-2,6-2 |
| ITF Turkey F37 | 2018/11/19 12:30 | Grigoriy Korobeynikov v Alexander Simion | 6-2,6-2 |
| ITF Turkey F37 | 2018/11/19 06:30 | Oscar M Cornella v Grigoriy Korobeynikov | 3-6,3-6 |
| ITF Turkey F36 | 2018/11/11 07:00 | Rayan Ghedjemis v Grigoriy Korobeynikov | 6-0,6-3 |
| Challenger Tashkent | 2018/10/06 05:00 | Yunseong Chung v Grigoriy Korobeynikov | 6-0,6-0 |
| ITF Kazakhstan F8 | 2018/09/24 03:30 | Grigoriy Korobeynikov v Sharobiddin Abzalov | 2-6,1-6 |