Estádio: Court 6 Round: 25 Ground: Clay
| ITF - M15 Oldenzaal | 2019/08/13 07:30 | Tim Van Der Horst v Leon Hoeveler | 7-6,6-3 |
| ITF - M15 Eupen | 2019/08/07 08:00 | Max Houkes v Tim Van Der Horst | 7-5,6-4 |
| ITF - M15 Eupen | 2019/08/06 10:20 | Martin Van Der Meerschen v Tim Van Der Horst | 4-6,4-6 |
| ITF - M15 Eupen | 2019/08/05 14:00 | Lofo Ramiaramanana v Tim Van Der Horst | 4-6,2-6 |
| ITF - M15 Castelo Branco | 2019/07/16 09:00 | Filipe Brandao v Tim Van Der Horst | 6-2,6-2 |
| ITF - M15 Castelo Branco | 2019/07/15 09:00 | Illia Stoliar v Tim Van Der Horst | 6-7,5-7 |
| ITF - M15 Idanha-a-Nova | 2019/07/09 09:00 | Gabriel Ciro Da Silva v Tim Van Der Horst | 6-1,4-6,10-7 |
| ITF - M15 Idanha-a-Nova | 2019/07/08 09:00 | Dhruva Mulye v Tim Van Der Horst | 1-6,1-6 |
| Challenger - 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 |
| ITF - M15 Marburg | 2019/07/10 11:00 | Joao Lucas Reis da Silva v Ryan Nijboer | 2-6,7-5,3-6 |
| ITF - M15 Den Haag | 2019/07/07 10:00 | Matias Zukas v Ryan Nijboer | 6-4,6-2 |
| ITF - M15 Den Haag | 2019/07/05 10:55 | Yanais Laurent v Ryan Nijboer | 2-6,2-6 |
| ITF - M15 Den Haag | 2019/07/04 11:25 | Daniel De Jonge v Ryan Nijboer | 3-6,0-6 |