Stadium: Court 1 Round: 27 Ground: Clay
| ITF Portugal F5 | 2018/03/21 12:05 | Johan Nikles v Tiago Cacao | 4-6,4-6 |
| ITF M25 Donostia-San-Sebastian | 2019/08/27 14:05 | Johan Nikles v Javier Barranco Cosano | 4-6,2-6 |
| ITF M25 Santander | 2019/08/23 10:00 | Orlando Luz v Johan Nikles | 6-3,6-7,6-3 |
| ITF M25 Santander | 2019/08/22 09:00 | Johan Nikles v Albert Roglan | 4-6,7-5,6-0 |
| ITF M25 Santander | 2019/08/21 12:30 | Alberto Barroso Campos v Johan Nikles | 3-6,1-6 |
| ATP Gstaad | 2019/07/20 13:10 | Filippo Baldi v Johan Nikles | 7-5,6-3 |
| ITF M25 Getxo | 2019/07/11 11:25 | Jules Okala v Johan Nikles | 6-1,6-2 |
| ITF M25 Getxo | 2019/07/10 11:05 | Johan Nikles v Georg Winkler | 6-2,6-0 |
| ITF M15 Kamen | 2019/06/26 14:10 | Johan Nikles v Riccardo Maiga | 2-6,5-7 |
| ITF M15 Sintra | 2019/08/23 11:10 | Tiago Cacao v Yannick Mertens | 3-6,7-6,6-7 |
| ITF M15 Sintra | 2019/08/22 09:00 | Tiago Cacao v Filipe Brandao | 0-6,6-3,6-4 |
| ITF M15 Sintra | 2019/08/20 13:15 | Tiago Cacao v Pedro Araujo | 7-5,6-2 |
| ITF M15 Sintra | 2019/08/17 09:30 | Fred Gil v Tiago Cacao | 6-7,6-4,6-2 |
| ITF M15 Sintra | 2019/08/16 09:30 | Tiago Cacao v Peter Bothwell | 6-2,6-1 |
| ITF M15 Sintra | 2019/08/15 09:00 | Tiago Cacao v Pavel Shumeiko | 6-3,6-2 |
| ITF M15 Sintra | 2019/08/14 09:00 | Tiago Cacao v Manuel Goncalves | 6-1,6-2 |
| ITF M15 Castelo Branco | 2019/07/16 17:05 | Francisco Rocha v Tiago Cacao | 2-6,1-6 |