Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2021/10/13 12:15 | Leonardo Malgaroli v Lukas Pokorny | 6-7,2-6 |
| ITF M15 Perugia | 2021/07/19 12:30 | Gianluca Di Nicola v Leonardo Malgaroli | 7-5,7-6 |
| ITF M15 Perugia | 2021/07/18 12:30 | Leonardo Malgaroli v Elmer Moller | 6-1,3-6,10-8 |
| ITF M15 Antalya | 2021/06/02 11:00 | Leonardo Malgaroli v Stuart Parker | 3-6,2-6 |
| ITF M15 Antalya | 2021/05/27 07:00 | Pol Martin Tiffon v Leonardo Malgaroli | 6-1,6-2 |
| ITF M15 Antalya | 2021/05/26 07:15 | Leonardo Malgaroli v Michalis Sakellaridis | 6-1,6-2 |
| ITF M15 Antalya | 2021/04/13 08:50 | Leonardo Malgaroli v Bogdan Bobrov | 7-6,3-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/04/07 09:15 | Leonardo Malgaroli v Alessandro Bega | 5-7,1-6 |
| ITF M15 Cairo | 2021/09/22 08:00 | Marco Miceli v Lukas Krainer | 6-1,6-2 |
| Challenger Tulln | 2021/09/05 09:00 | Benjamin Hassan v Lukas Krainer | 6-4,6-4 |
| ITF M15 Bad Waltersdorf | 2021/09/02 08:00 | Tomas Lipovsek Puches v Lukas Krainer | 6-3,6-1 |
| ITF M15 Bad Waltersdorf | 2021/09/01 10:30 | Lukas Krainer v Hans Peter Kaufmann | 6-3,6-4 |
| ITF M15 Bad Waltersdorf | 2021/08/29 09:35 | Timo Stodder v Lukas Krainer | 6-3,6-2 |
| ITF M15 Bad Waltersdorf | 2021/08/28 08:00 | Gabriel Decamps v Lukas Krainer | 2-6,3-6 |
| ITF M15 Bad Waltersdorf | 2021/08/27 09:25 | Lukas Krainer v Neil Oberleitner | 6-7,6-4,6-0 |
| ITF M15 Bad Waltersdorf | 2021/08/26 09:35 | Tomas Lipovsek Puches v Lukas Krainer | 3-6,4-6 |