Stadium: Court 4 Round: 24 Ground: Hardcourt outdoor
| Challenger - Ann Arbor | 2020/01/06 18:00 | Benjamin Lock v Alexey Zakharov | 3-6,5-7 |
| ITF M15 - Monastir | 2019/11/28 08:25 | Nicolas Moreno De Alboran v Benjamin Lock | 6-4,6-3 |
| ITF M15 - Monastir | 2019/11/27 12:40 | Michal Dembek v Benjamin Lock | 6-7,2-6 |
| ITF M15 - Monastir | 2019/11/21 10:35 | Benjamin Lock v Daniele Capecchi | 1-6,4-6 |
| ITF M15 - Monastir | 2019/11/20 08:30 | Benjamin Lock v Alejandro Garcia | 7-6,6-1 |
| ITF M15 - Maputo | 2019/11/16 08:00 | Benjamin Lock v David Perez Sanz | 4-6,6-3,1-6 |
| ITF M15 - Maputo | 2019/11/15 07:00 | Benjamin Lock v Rishab Agarwal | 6-3,6-3 |
| ITF M15 - Maputo | 2019/11/14 07:00 | Benjamin Lock v Dylan Salton | 6-1,6-4 |
| Challenger - Burnie | 2020/01/26 23:00 | Naoki Tajima v Petros Tsitsipas | 4-6,6-4,4-6 |
| Challenger - Bendigo | 2020/01/11 23:00 | Yoshihito Nishioka v Petros Tsitsipas | 6-4,6-4 |
| ITF M15 - Heraklion | 2019/12/10 11:00 | Adrian Bodmer v Petros Tsitsipas | 7-5,6-1 |
| ITF M15 - Heraklion | 2019/12/04 10:55 | Petros Tsitsipas v Matias Zukas | 1-6,4-6 |
| ITF M15 - Heraklion | 2019/11/28 08:00 | Daniel Masur v Petros Tsitsipas | 6-0,6-2 |
| ITF M15 - Heraklion | 2019/11/27 09:30 | Alexander Donski v Petros Tsitsipas | 6-4,4-6,4-6 |
| ITF M15 - Heraklion | 2019/11/20 12:00 | Petros Tsitsipas v Simon A Ivanov | 4-6,3-6 |
| ITF M15 - Heraklion | 2019/11/13 08:00 | Vasil Kirkov v Petros Tsitsipas | 7-6,7-6 |