Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| Challenger - Burnie | 2020/01/28 01:30 | Lenz, Julian v Kavcic, Blaz | 4-6,4-6 |
| Open d'Australie | 2020/01/14 01:55 | Pedro Martinez v Lenz, Julian | 6-0,6-1 |
| Challenger Ortisei | 2019/11/11 14:45 | Lenz, Julian v Daniel Masur | 6-7,6-4,3-6 |
| Challenger Eckental | 2019/10/30 20:30 | Lenz, Julian v Emil Ruusuvuori | 5-7,6-4,4-6 |
| Challenger Eckental | 2019/10/29 13:15 | Lenz, Julian v Viktor Durasovic | 7-6,6-2 |
| Challenger Ismaning | 2019/10/19 14:20 | Lacko, Lukas v Lenz, Julian | 6-3,3-6,7-6 |
| Challenger Ismaning | 2019/10/17 16:35 | Lenz, Julian v Constant Lestienne | 7-6,6-4 |
| Challenger Ismaning | 2019/10/15 11:30 | Lukas Klein v Lenz, Julian | 4-6,3-6 |
| Challenger Launceston | 2020/02/02 23:00 | Banes, Maverick v Benjamin Lock | 2-6,6-7 |
| Challenger - Burnie | 2020/01/29 03:40 | Nikola Milojevic v Benjamin Lock | 6-1,6-4 |
| Challenger - Burnie | 2020/01/28 00:35 | Benjamin Lock v Petros Tsitsipas | 4-6,6-2,6-2 |
| Ann Arbor, USA | 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 | Dembek, Michal v Benjamin Lock | 6-7,2-6 |
| ITF - M15 Monastir | 2019/11/21 10:35 | Benjamin Lock v Capecchi, Daniele | 1-6,4-6 |
| ITF - M15 Monastir | 2019/11/20 08:30 | Benjamin Lock v Garcia, Alejandro | 7-6,6-1 |