Ground: Clay
| ITF Netherlands F3 | 2015/06/29 14:00 | Dijkhuizen, Marc v Neis, Fabricio | 6-7,2-6 |
| ITF Belgium F3 | 2015/06/23 12:15 | Salman, Omar v Neis, Fabricio | 1-6,6-4,6-4 |
| ITF Netherlands F1 | 2015/06/18 12:25 | Westerhof, Boy v Neis, Fabricio | 6-4,6-1 |
| ITF Czech Republic F1 | 2015/05/15 08:00 | Neis, Fabricio v Torebko, Peter | 5-7,3-6 |
| ITF Czech Republic F1 | 2015/05/14 10:15 | Neis, Fabricio v Dominik Kellovsky | 3-6,6-1,7-6 |
| ITF Czech Republic F1 | 2015/05/12 09:40 | Neis, Fabricio v Jebavy, Roman | 3-6,6-4,6-3 |
| Portugal F4, Singles Qualifying | 2015/05/07 14:50 | Neis, Fabricio v Zbroja, Piotr | 6-4,6-1 |
| ITF Chile F3 | 2015/04/14 15:50 | Neis, Fabricio v Severino, Carlos Eduardo | 4-6,6-4,1-6 |
| ITF Netherlands F3 | 2015/06/30 16:25 | Willekes Macdonald, Robert v Mertens, Yannick | 4-6,2-6 |
| Wimbledon Qual | 2015/06/24 14:45 | Mertens, Yannick v Mathias Bourgue | 6-7,6-3,6-2 |
| Wimbledon Qual | 2015/06/23 10:00 | Krajicek, Austin v Mertens, Yannick | 4-6,6-2,5-7 |
| Challenger Blois | 2015/06/15 16:10 | Mertens, Yannick v Gonzalez, Alejandro | 4-6,2-6 |
| Challenger Caltanissetta | 2015/06/09 09:00 | Mertens, Yannick v Gonzalez, Alejandro | 2-6,3-6 |
| Challenger - Ostrava | 2015/04/27 15:25 | Mertens, Yannick v Pedro Cachin | 3-6,4-6 |
| Challenger St Brieuc | 2015/04/09 11:30 | Sugita, Yuichi v Mertens, Yannick | 6-0,6-3 |
| Challenger St Brieuc | 2015/04/08 09:00 | Hugo Nys v Mertens, Yannick | 4-6,5-7 |