Estadio: Court 7 Round: 25 Ground: Clay
| ITF M15 Haren | 2019/08/27 09:00 | Alexander Mannapov v Aloys J W Van Baal | 6-3,6-0 |
| ITF M15 Haren | 2019/08/26 09:00 | Michal Mikula v Alexander Mannapov | 1-6,1-6 |
| ITF M15 Haren | 2019/08/25 08:00 | Alexander Mannapov v Floris Podzimek | 6-4,6-2 |
| ITF M15 Oldenzaal | 2019/08/12 07:30 | Alexander Mannapov v Herman Meeuwes Mattheo Knoop | 1-6,4-6 |
| ITF M25 Kassel | 2019/07/15 14:30 | Vasile Antonescu v Alexander Mannapov | 2-6,6-1,10-0 |
| ITF Alemania F16 | 2018/10/21 10:30 | Alexander Mannapov v Mateusz Terczynski | 2-6,2-6 |
| ITF Alemania F16 | 2018/10/21 08:00 | Alexander Mannapov v Lynn Max Kempen | 7-5,6-1 |
| ITF Alemania F15 | 2018/10/08 08:00 | Patrick Zahraj v Alexander Mannapov | 6-3,6-2 |
| ITF M15 Oldenzaal | 2019/08/17 14:35 | Jesper De Jong v Ryan Nijboer | 6-4,1-6,6-4 |
| ITF M15 Oldenzaal | 2019/08/16 09:55 | Colin Van Beem v Ryan Nijboer | 6-7,2-6 |
| ITF M15 Oldenzaal | 2019/08/15 13:50 | Herman Meeuwes Mattheo Knoop v Ryan Nijboer | 3-6,4-6 |
| ITF M15 Oldenzaal | 2019/08/14 11:15 | Tim Van Der Horst v Ryan Nijboer | 2-6,1-6 |
| Challenger de Amersfoort | 2019/07/15 16:30 | Ryan Nijboer v Sebastian Fanselow | 4-6,2-6 |
| ITF M15 Marburg | 2019/07/13 12:35 | Jesper De Jong v Ryan Nijboer | 6-3,6-3 |
| ITF M15 Marburg | 2019/07/12 11:40 | Mirko Martinez v Ryan Nijboer | 3-6,1-6 |
| ITF M15 Marburg | 2019/07/11 17:50 | Yannik Steinegger v Ryan Nijboer | 6-7,1-6 |