Stadium: Court 5 Round: 62 Ground: Clay
| ITF M15 Cairo | 2021/07/26 08:00 | Fellin, Manfred v Sami Ben Abdennibi | 6-1,6-0 |
| ITF M15 Cairo | 2021/07/25 07:00 | Fellin, Manfred v Alhogbani, Ammar | 6-3,7-5 |
| ITF M15 Cairo | 2021/07/21 10:30 | Fellin, Manfred v Nathan Seateun | 4-6,0-6 |
| ITF M15 Novomoskovsk | 2021/05/30 06:15 | Fellin, Manfred v Leyton Rivera | 4-6,6-3,6-10 |
| ITF M15 Novomoskovsk | 2021/05/23 10:30 | Alcalde, Juan Ignacio v Fellin, Manfred | 7-6,2-6,10-3 |
| ITF M15 Cairo | 2021/04/26 08:00 | Fellin, Manfred v Ragazzi, Alessandro | 3-6,1-6 |
| ITF M15 Cairo | 2021/04/21 09:25 | Capecchi, Daniele v Fellin, Manfred | 6-0,6-4 |
| ITF M15 Cairo | 2021/04/20 08:00 | Luigi Sorrentino v Fellin, Manfred | 6-2,6-2 |
| ITF M15 Cairo | 2021/07/26 09:00 | Lema, Nicolas Agustin v Asrawy, Amr | 6-4,2-6,14-12 |
| ITF M15 Cairo | 2021/07/25 09:30 | Morsy, Omar v Lema, Nicolas Agustin | 6-4,3-6,3-10 |
| ITF - M15 Antalya | 2021/06/27 06:30 | Soghoyan, Artur v Lema, Nicolas Agustin | 6-3,6-4 |
| ITF - M15 Antalya | 2021/06/20 07:00 | Thiago Cigarran v Lema, Nicolas Agustin | 6-3,6-1 |
| ITF - M15 Antalya | 2021/06/14 09:35 | Lema, Nicolas Agustin v Savva Polukhin | 0-6,5-7 |
| ITF - M15 Antalya | 2021/06/13 07:30 | Lema, Nicolas Agustin v Stefanos Sakellaridis | 6-2,4-6,10-6 |
| ITF - M15 Antalya | 2021/06/07 12:00 | Lema, Nicolas Agustin v Trapeznikov, Zakhar | 4-6,1-6 |
| ITF - M15 Antalya | 2021/05/31 10:30 | Thomas Deschamps v Lema, Nicolas Agustin | 6-2,6-4 |