Stadium: Centre Court 14 Round: 62 Ground: Clay
| ITF - M15 Antalya | 2021/04/22 07:00 | Tiago Cacao v Oleksandr Ovcharenko | 7-6,1-6,0-6 |
| ITF - M15 Antalya | 2021/04/20 07:00 | Tiago Cacao v Oleksii Krutykh | 6-1,4-6,6-1 |
| ITF - M15 Antalya | 2021/04/14 08:40 | Andrea Basso v Tiago Cacao | 6-1,6-0 |
| Challenger - Oeiras | 2021/04/09 14:55 | Goncalo Oliveira v Tiago Cacao | 7-5,6-2 |
| Challenger - Oeiras | 2021/04/08 13:00 | Mischa Zverev v Tiago Cacao | 3-6,6-1,6-7 |
| Challenger - Oeiras | 2021/04/06 10:35 | Tiago Cacao v Tristan Lamasine | 6-2,6-4 |
| Challenger - Oeiras | 2021/04/02 12:00 | Tiago Cacao v Zdenek Kolar | 3-6,2-6 |
| Challenger - Oeiras | 2021/04/01 12:00 | Mats Moraing v Tiago Cacao | 6-4,2-6,5-7 |
| ITF M25 - Meerbusch | 2021/04/12 11:30 | Yvo Panak v Max Houkes | 3-6,7-5,10-8 |
| ITF - M15 Antalya | 2021/04/02 08:50 | Pol Martin Tiffon v Max Houkes | 6-4,6-4 |
| ITF - M15 Antalya | 2021/03/31 07:00 | Max Houkes v Nicolo Turchetti | 6-3,6-1 |
| ITF - M15 Antalya | 2021/03/30 07:00 | Max Houkes v Dax Donders | 6-2,6-2 |
| ITF - M15 Antalya | 2021/03/29 07:00 | Max Houkes v Maurus Malgiaritta | 7-5,6-0 |
| ITF - M15 Antalya | 2021/03/28 06:30 | Max Houkes v Ivan Denisov | 7-6,6-3 |
| ITF - M15 Antalya | 2021/03/21 07:00 | Max Houkes v Kristof Minarik | 6-1,6-3 |
| ITF - M15 Antalya | 2021/03/17 07:25 | Edoardo Lavagno v Max Houkes | 7-5,1-6,6-3 |