Stadium: COURT 1 Round: 44 Ground: Clay
| ITF Brazil F5 | 2018/10/15 14:00 | Joao Hinsching v Gabriel P Tumasonis | 6-0,6-2 |
| ITF Brazil F5 | 2018/10/14 13:00 | Victor Bertoldo v Gabriel P Tumasonis | 1-6,0-6 |
| ITF Spain F29 | 2018/09/23 07:00 | Gabriel P Tumasonis v Max Alcala Gurri | 1-6,3-6 |
| ITF Spain F28 Qual | 2018/09/16 12:00 | Gabriel P Tumasonis v Sergio Barranco | 4-6,6-4,6-7 |
| ITF Spain F28 Qual | 2018/09/15 14:00 | Gabriel P Tumasonis v Carlos Fernandez-Espinar | 6-3,6-3 |
| ITF Spain F27 | 2018/09/09 08:45 | Ivan Marrero Curbelo v Gabriel P Tumasonis | 6-4,6-0 |
| ITF Spain F27 | 2018/09/08 10:30 | Gabriel P Tumasonis v Angel G Melgar | 6-1,6-3 |
| ITF Spain F26 | 2018/09/01 08:00 | Luis Diego Chavez Villalpando v Gabriel P Tumasonis | 6-3,7-6 |
| ITF Peru F2 | 2018/09/29 14:30 | Juan Manuel Lopez v Karl W W Mac-Leay | 2-6,7-6,6-1 |
| ITF Belgium F8 | 2018/08/11 08:00 | Karl W W Mac-Leay v Martin Van Der Meerschen | 2-6,2-6 |
| ITF Belgium F7 Qual | 2018/08/05 08:00 | Karl W W Mac-Leay v Floris Van Den Brink | 1-6,0-6 |
| ITF Belgium F7 Qual | 2018/08/04 07:30 | Karl W W Mac-Leay v Yannick Lenaerts | 6-2,6-1 |
| ITF Belgium F6 Qual | 2018/07/29 08:00 | Alexander Kuerschner v Karl W W Mac-Leay | 6-4,6-1 |
| ITF Belgium F6 Qual | 2018/07/28 07:00 | Kevin Esteves v Karl W W Mac-Leay | 7-6,2-6,3-6 |
| ITF Belgium F5 | 2018/07/21 14:00 | Maxim Verboven v Karl W W Mac-Leay | 7-5,7-5 |
| ITF Netherlands F3 | 2018/07/07 07:30 | Daniel De Jonge v Karl W W Mac-Leay | 6-2,6-0 |