Stadium: Court 9 Round: 44 Ground: Hardcourt outdoor
| ITF M15 - Antalya | 2020/03/01 07:00 | Pavel Kravchenko v Marc Guardeno | 6-2,5-7,10-7 |
| ITF M15 - Chornomorsk | 2019/09/23 07:00 | Egor Matvievici v Marc Guardeno | 6-4,6-0 |
| ITF M25 - Santa Margherita | 2019/09/09 12:00 | Marcel Marlon Sudzum v Marc Guardeno | 6-1,6-3 |
| ITF M15 - Lambermont | 2019/08/20 09:40 | Nicolas Demeroutis v Marc Guardeno | 6-4,6-2 |
| ITF M15 Koksijde | 2019/08/12 09:25 | Felipe Derdoy v Marc Guardeno | 6-1,6-0 |
| ITF Great Britain F6 | 2018/09/23 11:30 | Marc Guardeno v Cheraag Bajwa | 2-6,4-6 |
| ITF Portugal F17 | 2018/09/17 09:00 | Marc Guardeno v Fabio Coelho | 1-6,3-6 |
| ITF Germany F11 | 2018/08/05 12:00 | Osni Junior v Marc Guardeno | 6-2,6-4 |
| ITF M15 - Setubal | 2020/10/05 15:00 | Matheus P De Almeida v Naoki Nakagawa | 2-6,2-6 |
| ITF M15 - Setubal | 2020/10/05 10:30 | Maximilian Neuchrist v Matheus P De Almeida | 4-6,4-6 |
| ITF M15 - Setubal | 2020/10/04 13:00 | Matheus P De Almeida v Valentin De Carvalho | 6-0,6-0 |
| ITF M25 - Porto | 2020/09/30 14:45 | Gastao Elias v Matheus P De Almeida | 6-2,3-6,6-2 |
| ITF M25 - Porto | 2020/09/29 10:30 | Mateus Alves v Matheus P De Almeida | 2-6,6-7 |
| ITF M25 - Porto | 2020/09/28 09:00 | Matheus P De Almeida v Evan Furness | 6-7,6-3,12-10 |
| ITF M25 - Porto | 2020/09/27 09:30 | Francisco Cabral v Matheus P De Almeida | 6-7,3-6 |
| ITF M15 - Castelo Branco | 2020/09/22 09:00 | Otto Virtanen v Matheus P De Almeida | 6-4,6-3 |