Stadium: Clay 1 Round: 25 Ground: Clay
| ITF M15 - Haren | 2019/08/29 13:10 | Guy Den Heijer v Ryan Nijboer | 3-6,3-6 |
| ITF M15 - Haren | 2019/08/28 10:20 | Alec Adamson v Guy Den Heijer | 2-6,2-6 |
| ITF M15 - Oldenzaal | 2019/08/15 15:20 | Zachary Eisinga v Guy Den Heijer | 7-6,7-5 |
| ITF M15 - Oldenzaal | 2019/08/14 17:20 | Jannik Rother v Guy Den Heijer | 7-5,3-6,4-6 |
| ITF M15 - Eupen | 2019/08/07 08:00 | Guy Den Heijer v Daniel De Jonge | 2-6,3-6 |
| ITF M15 - Bryssel | 2019/08/04 12:00 | Christopher Heyman v Guy Den Heijer | 2-6,6-0,6-4 |
| ITF M15 - Bryssel | 2019/08/03 11:00 | Guy Den Heijer v Jesper De Jong | 6-4,4-6,6-0 |
| ITF M15 - Bryssel | 2019/08/02 13:45 | Michael Geerts v Guy Den Heijer | 3-6,7-5,4-6 |
| ITF M15 - Antalya | 2019/09/18 07:40 | Jan Zielinski v Alejandro H Franco | 6-3,7-6 |
| ITF M15 Bucaramanga | 2019/04/25 15:00 | Jorge Panta v Alejandro H Franco | 6-4,1-6,6-3 |
| ITF M15 Bucaramanga | 2019/04/23 16:00 | Alejandro H Franco v Daniel Salazar | 6-1,6-1 |
| ITF M15 Guayaquil | 2019/04/18 17:55 | Fermin Tenti v Alejandro H Franco | 4-6,7-6,6-0 |
| ITF M15 Guayaquil | 2019/04/17 20:50 | Carlos G Campoverde v Alejandro H Franco | 1-6,0-6 |
| ITF M15 - Cancun | 2019/04/08 14:30 | Mikal Statham v Alejandro H Franco | 6-3,6-1 |
| ITF M15 - Cancun | 2019/03/13 16:45 | Alejandro H Franco v Julian Bradley | 5-7,1-6 |
| ITF M15 - Cancun | 2019/03/11 20:00 | Mikal Statham v Alejandro H Franco | 7-6,1-6,4-10 |