Round: 25 Ground: Clay
| Challenger Cali 2 Qual | 2015/05/04 15:00 | Lopes, Tiago v Santos, Nicolas | 4-6,4-6 |
| ITF Chile F2 | 2015/02/21 16:00 | Grandon Diaz, Cristobal v Santos, Nicolas | 7-5,6-2 |
| ITF Chile F1 | 2015/02/16 13:30 | Sorgi, Joao Pedro v Santos, Nicolas | 6-7,7-5,6-1 |
| Challenger Campinas | 2014/09/17 20:45 | Santos, Nicolas v Clezar, Guilherme | 1-6,0-6 |
| Challenger Campinas | 2014/09/16 16:15 | Marcelo Zormann v Santos, Nicolas | 4-6,5-7 |
| Challenger Campinas Qual | 2014/09/15 13:30 | Santos, Nicolas v Brandao, Filipe | 5-7,7-6,6-3 |
| ITF Peru F1 | 2014/09/08 16:00 | Neis, Fabricio v Santos, Nicolas | 6-3,6-4 |
| ITF Peru F1 | 2014/09/03 17:00 | Santos, Nicolas v Beretta, Duillo | 2-6,6-2,3-6 |
| ITF France F6 | 2015/03/18 12:25 | Desein, Niels v Dubail, Julien | 6-7,2-6 |
| Challenger Wroclaw | 2015/02/17 11:00 | Desein, Niels v Martin, Andrej | 6-7,4-6 |
| France F24, Singles | 2014/10/22 16:50 | Desein, Niels v Cancel, Thibault | 7-6,6-1 |
| ITF France F21 | 2014/10/05 13:20 | Enzo Couacaud v Desein, Niels | 1-6,7-6,2-6 |
| ITF France F21 | 2014/10/04 12:30 | Desein, Niels v Filip Peliwo | 6-4,3-6,6-3 |
| ITF France F21 | 2014/10/03 10:00 | Boltz, Sebastien v Desein, Niels | 2-6,5-7 |
| ITF France F21 | 2014/10/02 12:00 | Reinwein, Sami v Desein, Niels | 4-6,3-6 |
| ITF France F21 | 2014/10/01 10:00 | Grinberg, Thomas v Desein, Niels | 6-7,3-6 |