Stadium: Court 1 Round: 62 Ground: Clay
| ITF M15 Ulcinj | 2021/09/06 14:00 | Gorazd Srbljak v Pietro Marino | 6-2,6-1 |
| ITF M15 Ulcinj | 2021/09/06 07:30 | Danilo Raicevic v Pietro Marino | 7-6,6-7,9-11 |
| ITF M15 Ulcinj | 2021/09/05 07:30 | Milo Gazivoda v Pietro Marino | 3-6,5-7 |
| ITF M15 Ulcinj | 2021/08/30 13:30 | Pietro Marino v Aleksa Mardjonovic | 6-4,7-6 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Pietro Marino v Aleksandar Mihailovic | 5-7,6-4,10-7 |
| ITF M25 Lesa | 2021/08/25 12:15 | Pietro Marino v Matteo Martineau | 1-6,4-6 |
| ITF M25 Lesa | 2021/08/23 14:00 | Pietro Marino v Giacomo Crisostomo | 6-2,6-2 |
| ITF M25 Lesa | 2021/08/22 12:10 | Pietro Marino v Alessio Zanotti | 4-6,6-3,11-9 |
| ITF M15 Antalya | 2021/11/07 08:30 | Carlo Venturini v Vyacheslav Ovchinnikov | 6-2,6-4 |
| ITF M25 Muttenz | 2021/08/16 09:55 | Carlo Venturini v Francois Musitelli | 3-6,5-7 |