Stadium: MTA 14 Round: 62 Ground: Clay
| ITF - M15 Heraklion | 2020/11/23 10:00 | Michalis Sakellaridis v Federico Arnaboldi | 1-6,2-6 |
| ITF - M15 Rovinj | 2021/03/18 09:00 | Francesco Passaro v Federico Arnaboldi | 6-4,6-7,6-0 |
| ITF - M15 Rovinj | 2021/03/17 10:50 | Federico Arnaboldi v Mathieu Perchicot | 6-2,6-0 |
| ITF - M15 Rovinj | 2021/03/16 09:00 | Milan Welte v Federico Arnaboldi | 2-6,2-6 |
| ITF - M15 Rovinj | 2021/03/15 11:00 | Josip Krstanovic v Federico Arnaboldi | 1-6,2-6 |
| ITF - M15 Rovinj | 2021/03/14 08:30 | Mate Voros v Federico Arnaboldi | 1-6,1-6 |
| ITF - M15 Poreč | 2021/03/10 12:40 | Antoine Cornut-Chauvinc v Federico Arnaboldi | 6-7,6-3,6-2 |
| ITF - M15 Poreč | 2021/03/09 10:40 | Federico Arnaboldi v Giacomo Dambrosi | 6-3,6-1 |
| ITF - M15 Poreč | 2021/03/08 13:00 | Federico Arnaboldi v Vladimir Filip | 6-3,6-2 |
| ITF - M15 - Antalya | 2021/04/06 07:00 | Lazar Vojinovic v Michalis Sakellaridis | 1-6,7-6,10-8 |
| ITF - M15 - Antalya | 2021/04/05 07:00 | Michalis Sakellaridis v Marco De Rossi | 6-3,3-6,10-5 |
| ITF - M15 - Antalya | 2021/04/04 06:30 | Michalis Sakellaridis v Adil Karimov | 6-1,6-1 |
| ITF - M15 - Antalya | 2021/03/28 06:30 | Michalis Sakellaridis v Diego A B Sanchez | 6-7,2-6 |
| ITF - M15 - Antalya | 2021/03/21 07:00 | Michalis Sakellaridis v Valentin Vanta | 5-7,6-4,7-10 |
| ITF - M15 - Antalya | 2021/03/14 07:00 | Michalis Sakellaridis v Edoardo Lavagno | 0-6,0-6 |
| ITF - M15 - Antalya | 2021/03/08 09:00 | Michalis Sakellaridis v Ivan Sergeyev | 6-7,2-6 |
| ITF - M15 - Antalya | 2021/03/07 07:00 | Guy Den Heijer v Michalis Sakellaridis | 2-6,3-6 |