Stadium: Hard Court Central Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2020/11/12 07:30 | Nicholas David Ionel v Johnson, Luke | 3-6,6-1,12-14 |
| ITF - M15 Héraklion | 2020/11/11 09:30 | Paroulek, Tadeas v Johnson, Luke | 1-6,2-6 |
| ITF - M15 Héraklion | 2020/11/08 10:30 | Basing, Max v Johnson, Luke | 4-6,0-6 |
| ITF - M15 Héraklion | 2020/11/03 09:00 | Yshai Oliel v Johnson, Luke | 6-2,6-3 |
| ITF - M15 Héraklion | 2020/10/26 07:30 | Johnson, Luke v Rondoni, Pietro | 4-6,4-6 |
| ITF - M15 Héraklion | 2020/10/25 07:30 | Johnson, Luke v Jirousek, Tomas | 6-1,6-2 |
| ITF M15 Setubal | 2020/10/08 08:55 | Johnson, Luke v Joao Lucas Reis da Silva | 2-6,6-7 |
| ITF M15 Setubal | 2020/10/07 09:00 | Aragone, JC v Johnson, Luke | 3-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2020/10/18 09:00 | Viacheslav Bielinskyi v Kalovelonis, Markos | 4-6,7-6,10-8 |
| ITF - M15 Sharm El Sheikh | 2020/10/12 09:00 | Kalovelonis, Markos v Omni Kumar | 2-6,5-7 |
| ITF - M15 Sharm El Sheikh | 2020/10/11 11:00 | Kalovelonis, Markos v Suntic, Sabit | 6-4,6-2 |
| ITF - M15 Sharm El Sheikh | 2020/10/06 08:00 | Kalovelonis, Markos v Capecchi, Daniele | 1-6,3-6 |
| ITF - M15 Héraklion | 2020/02/27 11:05 | Jordan Correia Passos Do Carmo v Kalovelonis, Markos | 7-5,6-0 |
| ITF - M15 Héraklion | 2020/02/26 11:25 | Kalovelonis, Markos v Keisidis, Christos | 5-7,6-4,6-4 |
| ITF - M15 Héraklion | 2020/02/20 08:25 | Kalovelonis, Markos v Musialek, Alexis | 2-6,3-6 |
| ITF - M15 Héraklion | 2020/02/19 12:55 | David Pichler v Kalovelonis, Markos | 3-6,6-4,3-6 |