Stadium: Central Court Round: 25 Ground: Hardcourt outdoor
| ITF M15 Irákleio | 2019/06/01 09:10 | Markos Kalovelonis v Michail Pervolarakis | 4-6,0-6 |
| ITF Greece F8 | 2018/11/16 08:00 | Michail Pervolarakis v Markos Kalovelonis | 6-4,6-3 |
| ITF Greece F7 | 2018/11/10 08:00 | Michail Pervolarakis v Markos Kalovelonis | 7-6,6-4 |
| ITF M15 Irákleio | 2019/12/05 08:00 | Michail Pervolarakis v Alibek Kachmazov | 4-6,4-6 |
| ITF M15 Irákleio | 2019/12/04 08:00 | Michail Pervolarakis v Artem Smirnov | 6-4,7-6 |
| ITF M15 East Lansing | 2019/11/20 16:20 | Michail Pervolarakis v Martin Beran | 4-6,6-3,4-6 |
| Challenger - Champaign | 2019/11/11 19:50 | Michail Pervolarakis v Benjamin Sigouin | 6-3,3-6,2-6 |
| Challenger Las Vegas | 2019/10/17 19:35 | Michail Pervolarakis v Marcos Giron | 0-6,6-7 |
| Challenger Las Vegas | 2019/10/15 19:30 | Michail Pervolarakis v Alex Kobelt | 6-1,6-3 |
| Challenger Las Vegas | 2019/10/14 18:00 | Michail Pervolarakis v Jordan Sauer | 6-2,6-0 |
| Challenger - Fairfield | 2019/10/09 17:00 | Michail Pervolarakis v Nicola Kuhn | 4-6,6-2,0-6 |
| ITF M15 Irákleio | 2019/11/27 09:30 | Marek Gengel v Markos Kalovelonis | 6-3,6-4 |
| ITF M15 Irákleio | 2019/11/21 10:05 | Markos Kalovelonis v Aidan Mchugh | 4-6,6-1,6-4 |
| ITF M15 Irákleio | 2019/11/20 09:30 | Markos Kalovelonis v Peter Bothwell | 7-6,6-1 |
| Challenger Pune | 2019/11/13 05:30 | Ramkumar Ramanathan v Markos Kalovelonis | 6-3,6-4 |
| Challenger Pune | 2019/11/12 05:30 | Markos Kalovelonis v N. Vijay Sundar Prashanth | 6-2,6-4 |
| ITF M15 Irákleio | 2019/11/07 07:30 | Markos Kalovelonis v Pedro Vives Marcos | 6-4,6-7,4-6 |
| ITF M15 Irákleio | 2019/11/06 10:30 | Alexandar Lazarov v Markos Kalovelonis | 6-1,5-7,3-6 |
| ITF M15 Antalya | 2019/10/10 09:05 | Markos Kalovelonis v Aleksandre Bakshi | 6-4,2-6,3-6 |