Stadium: Court 2 Round: 45 Ground: Clay
| Huelva, Singles Qualifying M-ITF-ESP-12A | 2019/06/10 08:00 | Johan Nikles v Okala, Noam | 6-2,6-2 |
| ITF M25 Bacau | 2019/05/29 09:55 | Juan Pablo Varillas v Johan Nikles | 6-2,6-1 |
| ITF M15 Troisdorf | 2019/05/09 08:00 | Netuschil, Marvin v Johan Nikles | 7-6,7-6 |
| ITF M15 Troisdorf | 2019/05/07 10:00 | Rinky Hijikata v Johan Nikles | 1-6,2-6 |
| ITF - M25 Angers | 2019/04/26 15:50 | Hamou, Maxime v Johan Nikles | 6-2,6-2 |
| ITF - M25 Angers | 2019/04/25 09:00 | Johan Nikles v Arthur Reymond | 7-6,7-6 |
| ITF - M25 Angers | 2019/04/24 12:00 | Arreche, Nicolas Alberto v Johan Nikles | 3-6,4-6 |
| ITF M15 Madrid | 2019/04/21 09:30 | Corentin Denolly v Johan Nikles | 6-3,6-2 |
| ITF M15 Cancun | 2019/05/23 16:30 | March, Antonio Cayetano v Alexis Canter | 6-3,6-7,3-6 |
| ITF M15 Cancun | 2019/05/21 13:30 | Romios, Matthew Christopher v March, Antonio Cayetano | 6-3,1-6,2-6 |
| ITF M15 Cancun | 2019/05/15 15:55 | March, Antonio Cayetano v Rapp, Austin | 1-6,1-6 |
| ITF M15 Cancun | 2019/05/13 18:00 | March, Antonio Cayetano v Cozbinov, Alexander | 2-6,6-3,10-8 |
| ITF M15 Cancun | 2019/05/13 13:30 | March, Antonio Cayetano v Hadigian, Eric | 6-4,6-1 |
| ITF M15 Cancun | 2019/05/09 14:00 | March, Antonio Cayetano v Jesse Flores | 5-7,1-6 |
| ITF M15 Cancun | 2019/05/07 15:00 | March, Antonio Cayetano v Cozbinov, Alexander | 6-4,7-5 |
| ITF M15 Guayaquil | 2019/04/21 15:30 | March, Antonio Cayetano v Matyas Fuele | 6-4,6-4 |