Stadium: Court 05 Round: 44 Ground: Clay
| ITF M15 Krško | 2023/05/18 14:35 | Jaka Protic Zakelj v Lucas Poullain | 0-6,0-6 |
| ITF M15 Krško | 2023/05/17 11:00 | Lun Obrul v Jaka Protic Zakelj | 2-6,3-6 |
| ITF M15 Krško | 2023/05/15 08:00 | Liam Puttergill v Jaka Protic Zakelj | 2-6,6-2,7-10 |
| ITF M15 Rovinj | 2023/03/12 12:00 | Josip Simundza v Jaka Protic Zakelj | 6-0,6-1 |
| ITF - M15 Porec | 2023/03/06 08:55 | Jaka Protic Zakelj v Alessio Zanotti | 2-6,0-6 |
| ITF - M15 Porec | 2023/03/05 09:00 | Jaka Protic Zakelj v Federico Valle | 7-6,6-4 |
| ITF M15 Sozopol | 2022/10/10 09:30 | Pavel Shumeiko v Jaka Protic Zakelj | 6-7,6-1,10-4 |
| ITF M15 Sozopol | 2022/10/09 15:20 | Jaka Protic Zakelj v Mikolaj Lis | 6-7,6-4,10-7 |
| ITF M25 Santa Margherita | 2023/04/30 08:00 | Leonardo Mazzucchelli v Benito Massacri | 7-6,4-6,7-10 |
| ITF M25 Santa Margherita | 2023/04/23 11:00 | Leonardo Catani v Leonardo Mazzucchelli | 6-1,6-2 |
| ITF M25 Santa Margherita | 2023/04/16 08:00 | Jakub Wojcik v Leonardo Mazzucchelli | 6-3,6-1 |
| ITF M25 Santa Margherita | 2023/04/09 08:30 | Leonardo Mazzucchelli v Mateo Nicolas Martinez | 1-6,1-6 |
| ITF M25 Santa Margherita | 2023/04/03 10:25 | Gian M Di Natale v Leonardo Mazzucchelli | 6-0,6-1 |
| ITF M25 Santa Margherita | 2023/04/02 11:30 | Carlo Venturini v Leonardo Mazzucchelli | 2-6,2-6 |
| ITF - M15 Porec | 2023/03/05 11:30 | Tilen Kovac v Leonardo Mazzucchelli | 6-4,6-0 |
| ITF M25 Santa Margherita | 2022/09/18 12:00 | Adam Heinonen v Leonardo Mazzucchelli | 6-1,6-1 |