Round: 26 Ground: Clay
| ITF Brazil F3 | 2015/06/25 14:15 | Santos, Nicolas v Tsuchiya, Alexandre | 3-6,5-7 |
| ITF Argentina F3 | 2017/06/20 14:45 | Santos, Nicolas v Arreche, Nicolas Alberto | 6-1,6-0 |
| ITF Argentina F2 | 2017/06/14 14:55 | Franco Emanuel Egea v Santos, Nicolas | 7-5,3-6,6-3 |
| ITF Argentina F2 | 2017/06/13 12:30 | Matos, Rafael v Santos, Nicolas | 4-6,6-7 |
| ITF Argentina F1 | 2017/06/07 12:30 | Santos, Nicolas v Oscar Jose Gutierrez | 2-6,6-2,5-7 |
| ITF Argentina F1 | 2017/06/06 15:15 | Santos, Nicolas v Espin Busleiman, Geronimo | 6-3,4-6,7-5 |
| ITF Mexico F4 | 2017/05/17 18:00 | Santos, Nicolas v Felder, Marcel | 3-6,2-6 |
| ITF Mexico F4 | 2017/05/16 16:00 | Santos, Nicolas v Green, Cameron | 3-6,6-4,6-1 |
| ITF Mexico F3 | 2017/05/09 21:30 | Santos, Nicolas v Miele, Andre | 4-6,1-6 |
| ITF Argentina F3 | 2017/06/20 13:00 | Gonzalo Villanueva v Tsuchiya, Alexandre | 4-6,3-6 |
| ITF Argentina F3 | 2017/06/19 13:00 | Tsuchiya, Alexandre v Suarez Gonzalez, Agustin | 6-1,6-0 |
| ITF Argentina F3 | 2017/06/18 13:00 | Tsuchiya, Alexandre v Saffratti, Marco | 6-2,6-0 |
| ITF Argentina F3 | 2017/06/17 12:00 | Tsuchiya, Alexandre v Visokolskis, Agustin | 6-1,6-0 |
| ITF Argentina F2 | 2017/06/13 12:30 | Tsuchiya, Alexandre v Oscar Jose Gutierrez | 6-3,2-6,6-7 |
| ITF Argentina F1 | 2017/06/07 15:25 | Hernan Casanova v Tsuchiya, Alexandre | 3-6,6-2,6-3 |
| ITF Argentina F1 | 2017/06/06 12:30 | Tsuchiya, Alexandre v Reche, Tomas | 6-3,3-6,6-1 |
| ITF Portugal F7 | 2017/04/20 09:30 | Tsuchiya, Alexandre v Bernabe Zapata Miralles | 2-6,2-6 |