Stadium: Court 5 Round: 25 Ground: Clay
| ITF M25 Portimao | 2021/10/27 11:20 | Vladyslav Orlov v Tiago Cacao | 6-3,6-1 |
| ITF M25 Quinta Do Lago | 2021/10/20 12:35 | Tiago Cacao v Arthur Cazaux | 6-7,2-6 |
| ITF M25 Loule | 2021/10/12 13:00 | Tiago Cacao v Luis Faria | 3-6,6-4,0-6 |
| ITF M25 Setubal | 2021/10/06 12:20 | Tiago Cacao v Maximilian Neuchrist | 6-7,0-6 |
| Challenger Lisbon | 2021/09/28 15:55 | Joao Domingues v Tiago Cacao | 6-4,6-4 |
| Challenger Braga | 2021/09/22 12:00 | Thiago Monteiro v Tiago Cacao | 6-1,6-1 |
| Challenger Braga | 2021/09/20 11:30 | Tiago Cacao v Roberto Ortega-Olmedo | 4-6,6-1,6-1 |
| ITF M25 Sintra | 2021/09/14 17:35 | Alejandro Moro Canas v Tiago Cacao | 6-1,7-5 |
| ITF M15 Antalya | 2021/11/19 06:30 | Bogdan Ionut Apostol v Cezar Cretu | 6-4,7-5 |
| ITF M15 Antalya | 2021/11/17 06:30 | Cezar Cretu v Igor Kudriashov | 6-4,7-6 |
| ITF M15 Antalya | 2021/11/14 07:00 | Cezar Cretu v Bastian Malla | 0-6,1-6 |
| ITF M15 Antalya | 2021/11/13 06:45 | Dragos Nicolae Madaras v Cezar Cretu | 6-3,6-7,4-6 |
| ITF M15 Antalya | 2021/11/12 06:15 | Ilya Snitari v Cezar Cretu | 5-7,6-3,2-6 |
| ITF M15 Antalya | 2021/11/11 06:20 | Rrezart Cungu v Cezar Cretu | 4-6,2-6 |
| ITF M15 Antalya | 2021/11/09 06:20 | Cezar Cretu v Gergely Madarasz | 6-4,6-0 |
| ITF M15 Sharm El Sheikh | 2021/10/20 08:00 | Ryan Nijboer v Cezar Cretu | 6-1,6-0 |