Stadium: Court 3 Round: 25 Ground: Clay
| ITF Switzerland F5 | 2018/09/04 11:40 | Fallert, Florian v Johan Nikles | 5-7,6-3,6-3 |
| ITF Switzerland F4 | 2018/08/28 08:00 | Meis, Pascal v Johan Nikles | 6-3,6-2 |
| ITF Switzerland F3 | 2018/08/26 12:00 | Johan Nikles v Jacopo Berrettini | 5-7,4-6 |
| ITF Switzerland F3 | 2018/08/25 14:00 | Johan Nikles v Avidzba, Alen | 6-2,7-5 |
| ITF Switzerland F3 | 2018/08/24 09:30 | Johan Nikles v Juan Pablo Ficovich | 6-4,7-6 |
| ITF Switzerland F3 | 2018/08/23 15:30 | Antoine Bellier v Johan Nikles | 1-6,6-2,2-6 |
| ITF Switzerland F3 | 2018/08/22 09:30 | Johan Nikles v Keist, Luca | 6-3,6-1 |
| ITF Spain F20 | 2018/07/24 08:00 | Alberto Barroso Campos v Johan Nikles | 7-6,7-5 |
| Spain F30, Singles | 2018/09/29 12:00 | Stepanov Zyabtchenko, Felipe v Hugounenq, Arthur | 1-6,1-6 |
| ITF Spain F29 | 2018/09/23 08:00 | Benjamin Winter Lopez v Hugounenq, Arthur | 6-0,6-2 |
| ITF Spain F28 Qual | 2018/09/16 12:00 | Hugounenq, Arthur v Alex M Pujolras | 6-3,5-7,6-7 |
| ITF Spain F27 | 2018/09/08 08:00 | Hugounenq, Arthur v Vicente O Moratalla | 3-6,4-6 |
| ITF Belgium F7 Qual | 2018/08/04 07:30 | Hugounenq, Arthur v van Der Horst, Tim | 4-6,3-6 |
| ITF Belgium F6 Qual | 2018/07/29 11:30 | Boris Fassbender v Hugounenq, Arthur | 4-6,6-2,6-2 |
| ITF France F7 Qual | 2018/04/15 08:00 | Hugounenq, Arthur v Thivant, Yannick | 1-6,3-6 |
| ITF Tunisia F11 | 2018/03/17 10:00 | Hugounenq, Arthur v Bruna, Esteban | 4-6,2-6 |