Estadio: Court 1 Round: 26 Ground: Grass
| ITF M15 Gaiba | 2021/06/09 14:05 | Cristian Cristian Rodríguez v Osgar O'Hoisin | 7-5,6-4 |
| ITF M15 Helsinki | 2021/06/02 08:15 | Karl Friberg v Cristian Cristian Rodríguez | 7-6,2-6,6-4 |
| ITF M15 Bucarest | 2021/05/27 10:40 | Jaimee Floyd Angele v Cristian Cristian Rodríguez | 6-4,6-2 |
| ITF M15 Bucarest | 2021/05/26 08:30 | Kai Wehnelt v Cristian Cristian Rodríguez | 6-7,3-6 |
| Challenger de Biella | 2021/05/16 12:50 | Cristian Cristian Rodríguez v Tim Van Rijthoven | 6-7,6-7 |
| ITF 15 Antalya | 2021/04/28 07:00 | Cristian Cristian Rodríguez v Oleksii Krutykh | 4-6,1-6 |
| ITF M25 Reus | 2021/04/14 10:00 | Emilio Nava v Cristian Cristian Rodríguez | 6-4,4-6,6-2 |
| ITF M25 Naples | 2021/02/27 16:20 | Christian Harrison v Cristian Cristian Rodríguez | 6-3,4-6,6-2 |
| ITF M15 Gaiba | 2021/06/09 14:45 | Lorenzo Rottoli v Mattia Frinzi | 3-6,1-6 |
| ITF M15 Gaiba | 2021/06/08 10:30 | Mattia Frinzi v Alessandro Ragazzi | 6-4,6-2 |
| ITF M15 Gaiba | 2021/06/07 14:50 | Mattia Frinzi v Filippo Carpi | 6-2,6-2 |
| 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 |