Stadium: Court 3 Opatija Round: 27 Ground: Clay
| ITF M15 Opatija | 2021/03/25 09:00 | Sebastian Prechtel v Oleksandr Ovcharenko | 4-6,2-6 |
| ITF M15 Opatija | 2021/03/24 09:00 | Oleksandr Ovcharenko v Francesco Passaro | 6-2,6-3 |
| ITF M15 Opatija | 2021/03/23 09:00 | Oleksandr Ovcharenko v Matyas Fuele | 6-3,6-2 |
| ITF M15 Opatija | 2021/03/22 10:15 | Oleksandr Ovcharenko v Benedikt Emesz | 6-1,6-3 |
| ITF M15 Opatija | 2021/03/21 11:00 | Oleksandr Ovcharenko v Josip Krstanovic | 6-4,6-0 |
| ITF M15 Antalya | 2021/03/12 07:00 | Matheus Pucinelli De Almeida v Oleksandr Ovcharenko | 6-3,6-2 |
| ITF M15 Antalya | 2021/03/12 07:00 | Matheus Almeida v Oleksandr Ovcharenko | 6-3,6-2 |
| ITF M15 Antalya | 2021/03/10 11:20 | Oleksandr Ovcharenko v Mathys Erhard | 6-3,7-6 |
| ITF M15 Opatija | 2021/03/25 14:10 | Davide Galoppini v Mathieu Perchicot | 7-6,6-1 |
| ITF M15 Opatija | 2021/03/23 12:30 | Admir Kalender v Davide Galoppini | 2-6,0-6 |
| ITF M15 Rovinj | 2021/03/15 16:05 | Davide Galoppini v Luka Pavlovic | 2-6,6-7 |
| ITF M15 Rovinj | 2021/03/15 09:30 | Davide Galoppini v Milos Vukovic | 6-2,6-0 |
| ITF M15 Porec | 2021/03/11 09:00 | Pietro Rondoni v Davide Galoppini | 6-4,6-3 |
| ITF M15 Porec | 2021/03/09 12:30 | Davide Galoppini v Andrea Basso | 6-2,6-2 |
| ITF M15 Antalya | 2021/02/18 11:00 | Davide Galoppini v Oleksii Krutykh | 1-6,6-4,5-7 |
| ITF M15 Antalya | 2021/02/16 07:00 | Nicolas Mejia v Davide Galoppini | 4-6,3-6 |