Stadium: Court 09 Round: 25 Ground: Clay
| ITF M15 Cairo | 2021/04/15 13:20 | Lukas Krainer v Matteo Donati | 6-2,4-6,6-4 |
| ITF M15 Cairo | 2021/04/14 14:20 | Alex Barrena v Matteo Donati | 5-7,1-6 |
| ITF M15 Porec | 2021/03/09 11:20 | Matteo Donati v Aleksandre Bakshi | 7-6,6-0 |
| ITF M15 Porec | 2021/03/08 11:30 | Matteo Donati v Gianmarco Ferrari | 6-0,6-1 |
| ITF M15 Porec | 2021/03/07 12:00 | Matteo Donati v Grgo Dujmovic | 6-4,6-1 |
| ITF M15 Nur-Sultan | 2021/02/11 06:20 | Michal Dembek v Matteo Donati | 4-6,6-3,6-0 |
| ITF M15 Nur-Sultan | 2021/02/10 07:30 | Matteo Donati v Dostanbek Tashbulatov | 7-5,6-2 |
| ITF M15 Nur-Sultan | 2021/02/05 06:00 | Matteo Donati v Otto Virtanen | 2-6,4-6 |
| ITF M25 Prague | 2021/05/09 13:30 | Lucas Bouquet v Niklas Rohrer | 6-1,6-3 |
| ITF M15 Antalya | 2021/04/11 07:00 | Marco De Rossi v Niklas Rohrer | 6-3,6-2 |
| ITF M15 Antalya | 2021/04/04 10:00 | Matteo Gigante v Niklas Rohrer | 6-2,6-0 |
| ITF M15 Antalya | 2021/03/28 06:30 | Andrea Borroni v Niklas Rohrer | 6-2,6-2 |
| ITF M15 Bratislava | 2021/03/09 09:00 | Niklas Rohrer v Stepan Pecak | 6-7,6-4,10-12 |
| ITF M15 Bratislava | 2021/03/01 12:00 | Jurgen Briand v Niklas Rohrer | 6-0,6-2 |
| ITF M15 Anif | 2020/08/23 07:00 | Kristof Minarik v Niklas Rohrer | 6-2,6-2 |
| ITF M15 Heraklion | 2019/11/11 08:00 | Billy Harris v Niklas Rohrer | 6-3,6-1 |