Stadium: Court 11 Round: 26 Ground: Clay
| ITF M25 Shymkent | 2019/04/10 12:05 | Markos Kalovelonis v Grigoriy Korobeynikov | 6-2,6-4 |
| 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 M25 Shymkent | 2019/04/10 11:15 | Manish Sureshkumar v Alen Avidzba | 4-6,0-6 |
| ITF M15 Antalya | 2019/04/04 08:35 | Clement Geens v Alen Avidzba | 6-1,4-6,6-1 |
| ITF M15 Antalya | 2019/04/03 08:50 | Justin Boulais v Alen Avidzba | 6-7,1-6 |
| ITF M25 Calabasas | 2019/03/21 21:15 | Gijs Brouwer v Alen Avidzba | 6-4,3-6,7-6 |
| ITF M25 Calabasas | 2019/03/20 17:00 | Lloyd Glasspool v Alen Avidzba | 7-5,3-6,0-6 |
| ITF M25 Bakersfield | 2019/03/12 21:15 | Alen Avidzba v Jack Draper | 4-6,3-6 |
| Challenger Santiago | 2019/03/04 21:15 | Joao Menezes v Alen Avidzba | 6-2,7-6 |
| ATP Sao Paulo | 2019/02/23 19:00 | Facundo Bagnis v Alen Avidzba | 6-1,6-4 |