Stadium: Court 4 Round: 1
| ITF M25 Santa Margherita | 2019/10/08 10:30 | Peter Torebko v Alexander Mannapov | 6-0,6-1 |
| ITF M25 Santa Margherita | 2019/10/07 12:00 | Daniel Kossek v Alexander Mannapov | 4-6,1-6 |
| ITF M25 Santa Margherita | 2019/10/06 09:00 | Alexander Wolfschmidt v Alexander Mannapov | 6-2,6-7,2-10 |
| ITF M25 Santa Margherita | 2019/09/30 12:00 | Alessandro Coppini v Alexander Mannapov | 6-1,6-3 |
| ITF M25 Ricany | 2019/09/23 08:00 | Michael Gloeckler v Alexander Mannapov | 6-4,6-4 |
| ITF M25 Ricany | 2019/09/22 08:00 | Filip Krolo v Alexander Mannapov | 3-6,4-6 |
| ITF M25 Seville | 2019/09/08 07:30 | Luis Humberto Lopez v Alexander Mannapov | 4-6,6-3,10-5 |
| ITF M15 Haren | 2019/08/28 09:00 | Alexander Mannapov v Ryan Nijboer | 3-6,2-6 |
| German Masters | 2020/07/31 16:00 | Quentin Folliot v Julian Lenz | 6-2,4-6,2-6 |
| German Masters | 2020/07/30 09:30 | Julian Lenz v Mischa Zverev | 3-6,3-6 |
| German Masters | 2020/07/29 15:05 | Tobias Kamke v Julian Lenz | 6-3,6-2 |
| German Masters | 2020/07/28 17:55 | Mats Moraing v Julian Lenz | 6-4,6-1 |
| German Masters | 2020/07/27 17:05 | Jan-Lennard Struff v Julian Lenz | 6-4,7-5 |
| DTB German Pro Series | 2020/06/26 12:40 | Peter Torebko v Julian Lenz | 2-6,6-3,5-7 |
| DTB German Pro Series | 2020/06/25 12:00 | Julian Lenz v Peter Torebko | 3-6,6-1,4-6 |
| DTB German Pro Series | 2020/06/24 14:10 | Maximilian Marterer v Julian Lenz | 6-4,6-4 |