Stadion: Court 3 Round: 44 Ground: Carpet indoor
| ITF - M25 - Nussloch | 2020/01/20 09:00 | Kirill Anton v Leopold Zima | 4-6,3-6 |
| ITF - M25 - Nussloch | 2020/01/19 09:00 | Maik Steiner v Leopold Zima | 3-6,4-6 |
| ITF - M15 - Manacor | 2020/01/12 09:00 | Leopold Zima v Daniel Rincon | 3-6,6-3,5-10 |
| ITF - M15 - Manacor | 2020/01/06 10:30 | Hendrik Jebens v Leopold Zima | 6-3,3-6,10-8 |
| ITF - M15 - Manacor | 2020/01/05 10:30 | Leopold Zima v Barney Fitzpatrick | 7-6,6-2 |
| ITF - M15 - Heraklion | 2019/12/01 09:00 | Mason Recci v Leopold Zima | 6-1,7-5 |
| ITF - M15 - Heraklion | 2019/11/27 09:30 | Leopold Zima v Guy Den Heijer | 3-6,0-6 |
| ITF - M15 - Heraklion | 2019/11/26 08:00 | Athanassios Manekas v Leopold Zima | 7-5,4-6,7-10 |
| ITF - M25 - Nussloch | 2020/01/20 10:25 | Marcus Mansson v Jan Zielinski | 7-6,4-6,8-10 |
| ITF - M25 - Nussloch | 2020/01/19 09:00 | Fred Olivier Schommer v Jan Zielinski | 2-6,2-6 |
| ITF - M15 - Heraklion | 2019/11/17 08:30 | Alexander Erler v Jan Zielinski | 7-5,6-1 |
| ITF - M15 - Heraklion | 2019/11/16 12:00 | Jan Zielinski v Patrick Kypson | 6-4,6-2 |
| ITF - M15 - Heraklion | 2019/11/16 08:00 | Jan Zielinski v Jonas Trinker | 6-3,6-2 |
| ITF - M15 - Heraklion | 2019/11/15 08:00 | Jan Zielinski v Vasil Kirkov | 6-3,6-3 |
| ITF - M15 - Heraklion | 2019/11/12 13:05 | Tom Kocevar-Desman v Jan Zielinski | 1-6,4-6 |
| ITF - M15 - Sharm El Sheikh | 2019/10/30 11:25 | Jan Zielinski v Kacper Zuk | 3-6,3-6 |