Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/04/25 09:00 | Theo Arribage v Viktor Jovic | 4-6,6-4,7-10 |
| ITF M25 Reus | 2021/04/12 07:30 | Theo Arribage v Arthur Fils | 6-7,6-7 |
| ITF M15 Poitiers | 2021/03/14 10:30 | George Loffhagen v Theo Arribage | 6-1,6-1 |
| ITF M25 Vale Do Lobo | 2021/03/07 14:00 | Theo Arribage v Hugo Voljacques | 2-6,6-3,5-10 |
| ITF M15 Bressuire | 2021/01/17 12:25 | Hugo Pontico v Theo Arribage | 6-4,6-3 |
| ITF M15 Monastir | 2021/01/10 10:00 | Theo Arribage v Edouard Villoslada | 2-6,1-6 |
| ITF M15 Monastir | 2021/01/03 12:00 | Giovanni Agostinetto v Theo Arribage | 6-3,6-4 |
| ITF M15 Monastir | 2021/01/03 09:00 | Mohamed Selim Ben Ali v Theo Arribage | 1-6,0-6 |
| ITF M15 Opatija | 2021/03/23 10:20 | Aleksandre Bakshi v Mattia Frinzi | 6-2,6-3 |
| ITF M15 Opatija | 2021/03/22 13:15 | Stefan Loncar v Mattia Frinzi | 3-6,6-7 |
| ITF M15 Opatija | 2021/03/21 08:00 | Milan Radojkovic v Mattia Frinzi | 0-6,1-6 |
| ITF M15 Rovinj | 2021/03/14 08:30 | Josip Krstanovic v Mattia Frinzi | 6-2,7-6 |
| ITF M15 Porec | 2021/03/09 09:00 | Gergely Madarasz v Mattia Frinzi | 7-5,6-3 |
| ITF M15 Porec | 2021/03/07 11:00 | Roko Horvat v Mattia Frinzi | 1-6,1-6 |
| ITF M25 Trento | 2020/02/26 12:50 | Mattia Frinzi v Mick Veldheer | 1-6,4-6 |
| ITF M25 Trento | 2020/02/24 11:20 | Mattia Frinzi v Maris Sipkovs | 6-0,6-0 |