Round: 28 Ground: Clay
| Spain F30, Singles | 2015/09/25 10:45 | Ouahab, Lamine v Esteve Lobato, Eduard | 6-3,6-0 |
| Challenger Biella | 2015/07/29 13:50 | Ouahab, Lamine v Hernandez-Fernandez, Jose | 2-6,6-3,6-2 |
| Challenger Biella | 2015/07/28 08:00 | Ouahab, Lamine v Ramirez Hidalgo, Ruben | 6-4,6-4 |
| Coupe Davis | 2015/07/17 12:55 | Arneodo, Romain v Ouahab, Lamine | 1-6,6-1,6-2,6-4 |
| Challenger Casablanca | 2015/04/10 11:40 | Ouahab, Lamine v Gimeno-Traver, Daniel | 4-6,3-6 |
| Challenger Casablanca | 2015/04/09 11:55 | Garcia-Lopez, Guillermo v Ouahab, Lamine | 3-6,3-6 |
| Challenger Casablanca | 2015/04/07 11:30 | Ouahab, Lamine v Robin Haase | 6-2,6-4 |
| ITF Morocco F3 | 2015/04/04 11:00 | Ouahab, Lamine v Giner, Marc | 7-6,6-3 |
| Spain F30, Singles | 2015/09/25 11:05 | Marti, Javier v de Greef, Arthur | 2-6,5-7 |
| Spain F30, Singles | 2015/09/24 13:30 | Gomez-Herrera, Carlos v de Greef, Arthur | 6-7,1-6 |
| Challenger Meerbusch | 2015/08/18 10:00 | de Greef, Arthur v Podlipnik, Hans | 6-7,0-6 |
| ITF Italy F22 | 2015/08/10 15:00 | Neuchrist, Maximilian v de Greef, Arthur | 7-5,3-6,7-5 |
| Challenger Marburg | 2015/06/30 12:00 | de Greef, Arthur v Dustov, Farrukh | 6-3,6-2 |
| Challenger Marburg Qual | 2015/06/29 10:00 | de Greef, Arthur v Michon, Axel | 7-6,7-5 |
| Challenger Blois | 2015/06/17 09:00 | Gonzalez, Maximo v de Greef, Arthur | 6-3,6-2 |
| Challenger Blois | 2015/06/15 11:00 | de Greef, Arthur v Sousa, Pedro | 6-2,7-5 |