Stadium: Court 1 Round: 25 Ground: Clay
| ITF Brazil F2 | 2018/05/02 15:00 | Carlos E. Severino v Nicolas Santos | 7-6,6-3 |
| ITF Brazil F1 | 2018/04/26 01:30 | Nicolas Santos v Christian Lindell | 6-7,4-6 |
| ITF Brazil F1 | 2018/04/25 23:00 | Nicolas Santos v Christian Lindell | 6-7,4-5 |
| ITF Brazil F1 | 2018/04/23 23:35 | Nicolas Santos v Mateus Alves | 6-3,6-4 |
| ITF Turkey F9 | 2018/03/05 07:00 | Nicolas Santos v Gabi Adrian Boitan | 3-6,3-6 |
| ITF Turkey F9 | 2018/03/04 07:00 | Nicolas Santos v Teodor Giusca | 1-6,6-4,7-5 |
| ITF Turkey F8 | 2018/02/27 11:35 | Emil Ruusuvuori v Nicolas Santos | 6-4,6-4 |
| ITF Turkey F7 | 2018/02/21 10:00 | Nicolas Santos v Joao Pedro Sorgi | 3-6,0-6 |
| ITF Brazil F2 | 2018/05/01 15:00 | Wilson Leite v Carlos E. Severino | 2-6,7-6,6-7 |
| ITF Brazil F1 | 2018/04/27 21:30 | Wilson Leite v Christian Lindell | 3-6,5-7 |
| ITF Brazil F1 | 2018/04/25 18:15 | Wilson Leite v Ryusei Makiguchi | 6-4,5-7,6-4 |
| ITF Brazil F1 | 2018/04/24 13:00 | Wilson Leite v Lorenzo Gagliardo | 6-0,7-5 |
| ITF Italy F8 Qual | 2018/04/16 12:00 | Wilson Leite v Vadim Alekseenko | 2-6,6-1,4-6 |
| ITF Italy F8 Qual | 2018/04/15 12:00 | Wilson Leite v Leon Hoeveler | 6-3,7-6 |
| ITF Italy F4 | 2018/03/19 15:55 | Davide Galoppini v Wilson Leite | 6-2,6-3 |
| ITF Italy F3 | 2018/03/13 14:25 | Wilson Leite v Martin Cuevas | 3-6,3-6 |