Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2020/02/29 09:00 | Kai Wehnelt v Jordan Correia | 6-7,3-6 |
| ITF M15 Heraklion | 2020/02/28 08:30 | Matvey Khomentovskiy v Kai Wehnelt | 6-7,6-3,0-6 |
| ITF M15 Heraklion | 2020/02/27 08:30 | Buvaysar Gadamauri v Kai Wehnelt | 5-7,1-6 |
| ITF M15 Heraklion | 2020/02/26 11:00 | Constantin Schmitz v Kai Wehnelt | 4-6,6-7 |
| ITF M15 Heraklion | 2020/02/19 10:00 | Kai Wehnelt v Omar Giacalone | 6-7,6-1,6-7 |
| ITF M15 Heraklion | 2020/02/12 12:10 | Kai Wehnelt v Clement Geens | 2-6,2-6 |
| ITF M25 Nussloch | 2020/01/22 14:40 | Giulio Zeppieri v Kai Wehnelt | 6-3,7-6 |
| ITF M25 Nussloch | 2020/01/20 19:55 | Kai Wehnelt v Adrian Bodmer | 1-6,3-6 |
| ITF M15 Sharm El Sheikh | 2020/02/27 09:00 | Ryan Nijboer v David Poljak | 2-6,4-6 |
| ITF M15 Sharm El Sheikh | 2020/02/26 10:30 | Ryan Nijboer v Lorenzo Rottoli | 6-3,6-1 |
| ITF M15 Sharm El Sheikh | 2020/02/21 07:55 | Pablo Vivero Gonzalez v Ryan Nijboer | 6-3,7-5 |
| ITF M15 Sharm El Sheikh | 2020/02/20 09:50 | Kelsey Stevenson v Ryan Nijboer | 3-6,7-6,3-6 |
| ITF M15 Sharm El Sheikh | 2020/02/19 08:00 | Simon Yitbarek v Ryan Nijboer | 6-3,6-7,2-6 |
| ATP Rotterdam | 2020/02/08 10:00 | Ryan Nijboer v Alexei Popyrin | 2-6,4-6 |
| ITF M15 Veigy-Foncenex | 2020/01/28 12:30 | Ryan Nijboer v Antoine Cornut-Chauvinc | 2-6,5-7 |
| ITF M25 Nussloch | 2020/01/22 11:00 | Ryan Nijboer v Adrian Bodmer | 6-7,3-6 |