Round: 62 Ground: Hardcourt outdoor
| ITF Portugal F4 | 2016/05/09 10:00 | Guilherme W Osorio v Ricardo Ojeda Lara | 1-6,1-6 |
| ITF Portugal F4 | 2016/05/03 11:00 | Aaron Addison v Guilherme W Osorio | 3-6,5-7 |
| ITF Portugal F12 | 2015/09/30 11:00 | Jorge Hernando-Ruano v Guilherme W Osorio | 6-1,6-2 |
| ITF Portugal F12 Qual | 2015/09/28 09:00 | Guilherme W Osorio v Joao Antonio | 7-6,7-6 |
| ITF Portugal F6 | 2015/05/19 14:50 | Joao Antonio v Guilherme W Osorio | 2-6,1-6 |
| ITF Portugal F6 Qual | 2015/05/18 16:00 | Bruno Mardones v Guilherme W Osorio | 6-7,3-6 |
| ITF Portugal F6 Qual | 2015/05/17 13:00 | Guilherme W Osorio v Daniel Rodrigues | 6-3,6-2 |
| ITF Portugal F5 Qual | 2015/05/11 11:30 | Joao Antonio v Guilherme W Osorio | 6-3,6-1 |
| ITF Portugal F6 Qual | 2016/05/14 16:30 | Marcus Walters v Jose-Ricardo Nunes | 7-6,6-2 |
| ITF Portugal F5 | 2016/05/11 17:35 | Pablo Vivero Gonzalez v Marcus Walters | 6-3,6-3 |
| ITF Portugal F5 Qual | 2016/05/10 10:00 | Francisco Cabral v Marcus Walters | 2-6,6-4,6-7 |
| ITF Portugal F5 Qual | 2016/05/07 10:00 | Luis Faria v Marcus Walters | 5-7,5-7 |
| ITF Egypt F9 | 2016/03/13 09:00 | David Pichler v Marcus Walters | 6-2,6-2 |
| ITF Egypt F8 | 2016/03/06 09:00 | Thibault Venturino v Marcus Walters | 6-2,6-2 |
| ITF Egypt F8 | 2016/03/05 08:00 | Nicholas Nugent v Marcus Walters | 3-6,4-6 |
| ITF Great Britain F3 Qual | 2016/02/15 10:30 | Marcus Walters v Alexander Jhun | 6-7,2-6 |