Stadium: V Round: 25 Ground: Hardcourt outdoor
| ITF Switzerland F4 | 2016/08/25 11:10 | Johan Nikles v Gibril Diarra | 4-6,6-4,4-6 |
| ITF Portugal F2 | 2018/03/01 14:00 | Erik Crepaldi v Gibril Diarra | 6-2,6-4 |
| ITF Portugal F1 | 2018/02/20 10:00 | Gibril Diarra v Sergio Gutierrez-Ferrol | 3-6,3-6 |
| Challenger Budapest Qual | 2018/02/03 12:55 | Gibril Diarra v Jeremy Jahn | 6-3,4-6,2-6 |
| ITF Germany F3 | 2018/01/31 14:50 | Sebastien Boltz v Gibril Diarra | 6-2,6-1 |
| Challenger Koblenz Qual | 2018/01/14 11:10 | Nino Serdarusic v Gibril Diarra | 6-3,6-4 |
| ITF Tunisia F38 | 2017/12/08 08:30 | Marco Bortolotti v Gibril Diarra | 6-1,7-5 |
| ITF Tunisia F38 | 2017/12/07 08:30 | Gabi Adrian Boitan v Gibril Diarra | 6-1,6-7,0-6 |
| ITF Tunisia F38 | 2017/12/06 09:00 | Aaron Cortes Alcaraz v Gibril Diarra | 2-6,6-4,4-6 |
| ITF Portugal F3 | 2018/03/08 12:00 | Johan Nikles v Luis G Monio | 2-6,6-0,6-2 |
| ITF Portugal F3 | 2018/03/05 14:00 | Johan Nikles v Francesco Denicoloi | 6-1,6-3 |
| ITF Egypt F5 | 2018/02/10 12:00 | Johan Nikles v Yuga Tashiro | 6-1,3-6,7-5 |
| ITF Egypt F4 | 2018/02/06 08:00 | Christian Hirschmueller v Johan Nikles | 6-2,6-3 |
| ITF Egypt F4 | 2018/02/05 09:00 | Johan Nikles v Lucas Gerch | 6-2,6-3 |
| ITF Egypt F4 | 2018/02/04 12:00 | Johan Nikles v Duje Ajdukovic | 6-4,6-0 |
| ITF Egypt F3 | 2018/01/29 08:00 | Johan Nikles v Maksim Tikhomirov | 6-7,6-3,2-6 |
| ITF Egypt F3 | 2018/01/28 10:00 | Johan Nikles v Yannick Verwater | 6-2,6-1 |