Stadium: Center Round: 26
| ITF Uzbekistan F2 | 2018/04/24 14:45 | Shonigmatjon Shofayziyev v Markos Kalovelonis | 1-6,5-7 |
| ITF Kazakhstan F4 | 2018/04/18 06:30 | Markos Kalovelonis v Teymuraz Gabashvili | 4-6,3-6 |
| ITF Kazakhstan F4 | 2018/04/17 05:50 | Markos Kalovelonis v Matvey Khomentovskiy | 7-6,7-6 |
| Davis Cup | 2018/04/06 10:15 | Ljubomir Celebic v Markos Kalovelonis | 6-2,6-1 |
| Davis Cup | 2018/04/04 09:10 | Martins Podzus v Markos Kalovelonis | 3-6,4-6 |
| ITF Greece F5 | 2018/03/28 06:00 | Markos Kalovelonis v Ioannis Stergiou | 3-6,2-6 |
| ITF Greece F4 | 2018/03/23 14:00 | Markos Kalovelonis v Baptiste Crepatte | 3-6,2-6 |
| ITF Greece F4 | 2018/03/23 09:40 | Lukas Klein v Markos Kalovelonis | 6-7,3-6 |
| ITF Uzbekistan F1 | 2018/04/19 05:00 | Dzmitry Zhyrmont v Yaraslav Shyla | 2-6,6-4,2-6 |
| ITF Uzbekistan F1 | 2018/04/18 06:25 | Dzmitry Zhyrmont v Aleksei Khomich | 6-2,6-1 |
| ITF Uzbekistan F1 | 2018/04/17 10:30 | Dzmitry Zhyrmont v Alexander Pavlioutchenkov | 6-2,6-1 |
| ITF Kazakhstan F3 Qual | 2018/04/13 04:00 | Denis Yevseyev v Dzmitry Zhyrmont | 7-5,5-7,7-5 |
| ITF Kazakhstan F3 | 2018/04/12 04:00 | Artem Dubrivnyy v Dzmitry Zhyrmont | 6-3,4-6,1-6 |
| ITF Kazakhstan F3 | 2018/04/11 04:00 | Johan Nikles v Dzmitry Zhyrmont | 3-6,6-1,3-6 |
| ITF Kazakhstan F3 Qual | 2018/04/10 07:40 | Timur Khabibulin v Dzmitry Zhyrmont | 1-6,2-6 |
| Challenger Lille Qual | 2018/03/18 12:30 | Gregoire Barrere v Dzmitry Zhyrmont | 6-4,6-1 |