Stadium: Centre Court Round: 24 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2019/11/07 07:30 | Markos Kalovelonis v Pedro Vives Marcos | 6-4,6-7,4-6 |
| ITF M15 Heraklion | 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 |
| ITF M15 Antalya | 2019/10/09 07:00 | Alexander Shevchenko v Markos Kalovelonis | 6-3,6-7,4-6 |
| ITF M25 Jounieh | 2019/10/02 17:40 | Vladimir Filip v Markos Kalovelonis | 4-6,6-4,6-3 |
| ITF M25 Jounieh | 2019/09/26 14:55 | Markos Kalovelonis v Adam Moundir | 0-6,3-6 |
| ITF M25 Jounieh | 2019/09/25 17:55 | Markos Kalovelonis v Sabit Suntic | 7-5,4-6,6-1 |
| ITF M15 Moscow | 2019/08/20 09:00 | Savriyan Danilov v Markos Kalovelonis | 6-4,6-1 |
| ITF M15 Nanchang | 2019/10/03 03:50 | N. Vijay Sundar Prashanth v Tsung-Hao Huang | 4-6,5-7 |
| ITF M15 Nanchang | 2019/10/02 02:00 | N. Vijay Sundar Prashanth v Pol Wattanakul | 6-4,6-4 |
| ITF M15 Nanchang | 2019/09/24 02:00 | Yuanfeng Li v N. Vijay Sundar Prashanth | 6-0,7-5 |
| Challenger Augsburg | 2019/08/06 16:00 | N. Vijay Sundar Prashanth v Julian Lenz | 5-7,1-6 |
| Challenger Augsburg | 2019/08/05 08:00 | N.Sriram Balaji v N. Vijay Sundar Prashanth | 6-2,6-3 |
| Challenger Fergana | 2019/06/17 08:30 | N. Vijay Sundar Prashanth v Altug Celikbilek | 3-6,4-6 |
| ITF M25 Hong Kong | 2019/06/12 02:55 | Shintaro Imai v N. Vijay Sundar Prashanth | 6-2,6-4 |
| ITF M25 Vercelli | 2019/05/09 09:00 | N. Vijay Sundar Prashanth v Filippo Moroni | 6-3,1-6,3-6 |