| ITF Turkey F9 | 03/04 07:00 | 62 | Santos, Nicolas v Giusca, Teodor | 1-6,6-4,7-5 | |
| Turkey F8, Singles Qualifying | 02/27 11:35 | 25 | Emil Ruusuvuori v Santos, Nicolas | 6-4,6-4 | |
| ITF Turkey F7 | 02/21 10:00 | 25 | Santos, Nicolas v Sorgi, Joao Pedro | 3-6,0-6 | |
| ITF Brazil F4 | 12/01 13:00 | 27 | Daniel Dutra Da Silva v Santos, Nicolas | 6-3,6-0 | |
| ITF Brazil F4 | 11/30 12:00 | 26 | Enrique Bogo v Santos, Nicolas | 2-6,0-6 | |
| ITF Brazil F4 | 11/28 16:50 | 25 | Gabriel P Tumasonis v Santos, Nicolas | 0-6,0-6 | |
| ITF Brazil F2 | 11/18 19:55 | 28 | [410] Matos, Rafael v Santos, Nicolas [439] | 1-6,6-3,6-3 | |
| ITF Brazil F2 | 11/17 21:50 | 27 | [439] Santos, Nicolas v Jose Pereira [454] | 6-3,6-4 | |
| ITF Brazil F2 | 11/15 22:35 | 26 | Santos, Nicolas v Felipe M R Alves | 6-1,5-7,6-3 | |
| ITF Brazil F2 | 11/14 12:00 | 25 | Santos, Nicolas v Turini, Thales | 6-2,6-1 | |
| ITF Tunisia F32 | 10/25 13:50 | 25 | Santos, Nicolas v Alexandre Muller | 6-2,3-6,1-6 | |
| Nigeria F5, Singles | 10/16 09:00 | 25 | Jomby, Tom v Santos, Nicolas | 7-6,6-7,6-4 | |
| ITF Nigeria F4 | 10/11 09:00 | 26 | [423] Vucic, Ilija v Santos, Nicolas [388] | 6-4,6-0 | |
| ITF Nigeria F4 | 10/10 10:00 | 25 | Du Toit, Lance-Pierre v Santos, Nicolas | 5-7,2-6 | |
| ITF Tunisia F29 | 10/06 14:55 | 25 | [370] Marcelo Zormann v Santos, Nicolas [386] | 6-3,6-3 | |
| ITF Tunisia F28 | 09/26 08:30 | 25 | Santos, Nicolas v Heliovaara, Harri | 4-6,0-6 | |
| ITF Argentina F7 | 09/12 14:30 | 25 | [474] Santos, Nicolas v Mariano Kestelboim [395] | 7-5,2-6,6-7 | |
| ITF Argentina F6 | 09/05 19:00 | 25 | [486] Cuevas, Martin v Santos, Nicolas [499] | 3-6,7-5,7-5 | |
| ITF Argentina F5 | 08/29 15:50 | 25 | Santos, Nicolas v Malla, Bastian | 3-6,1-6 | |
| ITF Argentina F4 | 08/26 14:00 | 29 | [419] Hernan Casanova v Santos, Nicolas [438] | 6-2,6-2 | |
| ITF Argentina F4 | 08/25 14:00 | 28 | [438] Santos, Nicolas v Lipovsek Puches, Tomas [422] | 6-4,6-3 | |
| ITF Argentina F4 | 08/24 16:00 | 27 | Arreche, Nicolas Alberto v Santos, Nicolas | 7-6,2-6,4-6 | |
| ITF Argentina F4 | 08/23 15:00 | 26 | Britez, Bruno v Santos, Nicolas | 4-6,0-6 | |
| ITF Argentina F4 | 08/22 17:05 | 25 | Vernier, Michel v Santos, Nicolas | 1-6,5-7 | |
| Floridablanca, Colombia | 08/08 17:30 | 25 | [441] Santos, Nicolas v Galan, Daniel Elahi [308] | 5-7,2-6 | |
| ITF Colombia F3 | 08/02 23:00 | 26 | Souto, David v Santos, Nicolas | 6-7,6-3,6-3 | |
| ITF Colombia F3 | 08/02 19:30 | - | Souto, David v Santos, Nicolas | 6-7,6-3,5-3 | |
| ITF Colombia F3 | 08/01 15:00 | 25 | Valero, Luis v Santos, Nicolas | 4-6,3-6 | |
| Challenger Medellin | 07/12 00:10 | 25 | [182] Nicolas Jarry v Santos, Nicolas [484] | 6-3,6-3 | |
| ITF Argentina F3 | 06/22 15:55 | 27 | Santos, Nicolas v Rodriguez Taverna, Santiago FA | 1-6,4-6 |