Stadium: Court 2 Round: 54 Ground: Grass
| ITF M15 Monastir | 2021/05/15 08:30 | Mohamed Aziz Dougaz v Mattia Frinzi | 7-5,6-4 |
| ITF M15 Monastir | 2021/05/14 10:00 | Mattia Frinzi v Antoine Bellier | 5-7,7-6,6-4 |
| ITF M15 Monastir | 2021/05/13 10:30 | Benjamin Lock v Mattia Frinzi | 6-7,4-6 |
| ITF M15 Monastir | 2021/05/12 11:55 | Dong Ju Kim v Mattia Frinzi | 3-6,1-6 |
| ITF M15 Monastir | 2021/05/10 13:30 | Guy Orly Iradukunda v Mattia Frinzi | 6-4,4-6,4-10 |
| ITF M15 Monastir | 2021/05/10 09:00 | Francesco Cano v Mattia Frinzi | 2-6,5-7 |
| ITF M15 Monastir | 2021/05/09 10:00 | Jason Janis v Mattia Frinzi | 3-6,1-6 |
| ITF M15 Monastir | 2021/05/04 08:00 | Yuta Kawahashi v Mattia Frinzi | 6-2,7-5 |