Stadium: Centre Court Round: 28
| ITF Portugal F1 | 2018/02/24 13:05 | Mertens, Yannick v Cacao, Tiago | 3-6,6-4,4-6 |
| ITF Portugal F11 | 2016/09/30 13:00 | Mertens, Yannick v Cacao, Tiago | 6-3,7-6 |
| ITF Portugal F18 | 2018/09/28 11:10 | Cacao, Tiago v Monteiro, Joao | 4-6,6-3,6-2 |
| ITF Portugal F18 | 2018/09/27 12:55 | Cacao, Tiago v Rafael I Luque | 6-4,6-1 |
| ITF Portugal F18 | 2018/09/25 10:50 | Cacao, Tiago v Faria, Luis | 6-3,7-6 |
| ITF Portugal F17 | 2018/09/22 10:00 | Cacao, Tiago v Gil, Fred | 6-2,3-6,6-7 |
| ITF Portugal F17 | 2018/09/21 11:30 | Niklas Schell v Cacao, Tiago | 3-6,4-6 |
| ITF Portugal F17 | 2018/09/20 10:00 | Maiga, Riccardo v Cacao, Tiago | 0-6,6-7 |
| ITF Portugal F17 | 2018/09/18 09:00 | Rodeia, Andre v Cacao, Tiago | 3-6,2-6 |
| ITF Portugal F16 | 2018/08/26 10:00 | Gil, Fred v Cacao, Tiago | 6-3,3-6,6-0 |
| ITF Portugal F18 | 2018/09/28 14:00 | Marek Gengel v Mertens, Yannick | 6-2,6-7,1-6 |
| ITF Portugal F18 | 2018/09/27 09:00 | Pedro Araujo v Mertens, Yannick | 2-6,3-6 |
| ITF Portugal F18 | 2018/09/26 10:20 | Dischinger, Eduardo v Mertens, Yannick | 0-6,6-7 |
| ITF France F18 | 2018/09/23 13:00 | Cornut-Chauvinc, Antoine v Mertens, Yannick | 6-7,2-6 |
| ITF France F18 | 2018/09/22 13:50 | Antoine Escoffier v Mertens, Yannick | 6-7,6-3,6-7 |
| ITF France F18 | 2018/09/21 10:30 | Avidzba, Alen v Mertens, Yannick | 1-6,0-6 |
| ITF France F18 | 2018/09/19 11:35 | Sora Fukuda v Mertens, Yannick | 3-6,4-6 |
| ITF France F18 | 2018/09/18 09:35 | Bourcet, Tony v Mertens, Yannick | 4-6,2-6 |