Stadium: Center Court Round: 25 Ground: Clay
| ITF M25 Frankfurt am Main | 2021/08/13 10:00 | Daniel Dutra Da Silva v Oriol Roca Batalla | 4-6,2-6 |
| ITF M25 Frankfurt am Main | 2021/08/12 10:50 | Christian Sigsgaard v Daniel Dutra Da Silva | 6-7,3-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 13:50 | Daniel Dutra Da Silva v Alexis Gautier | 6-0,6-3 |
| ITF M25 Bolzano | 2021/08/03 08:30 | Alexander Weis v Daniel Dutra Da Silva | 7-6,7-6 |
| ITF M25 Denia | 2021/07/30 08:00 | Daniel Dutra Da Silva v Carlos Lopez Montagud | 3-6,6-7 |
| ITF M25 Denia | 2021/07/29 09:30 | Antoine Escoffier v Daniel Dutra Da Silva | 6-3,3-6,2-6 |
| ITF M25 Denia | 2021/07/28 07:55 | Lorenzo Joaquin Rodriguez v Daniel Dutra Da Silva | 6-7,1-6 |
| ITF M25 Velenje | 2021/07/06 12:55 | Daniel Dutra Da Silva v Maj Premzl | 6-2,7-5 |
| ITF M25 Lesa | 2021/08/23 12:20 | Stefano Reitano v Andrea Cardella | 6-2,6-1 |
| Challenger Biella | 2021/05/02 12:30 | Stefano Reitano v Dimitar Kuzmanov | 6-2,2-6,2-6 |
| ITF M15 Monastir | 2021/03/15 12:30 | Stefano Reitano v Luigi Sorrentino | 4-6,2-6 |
| ITF M15 Monastir | 2021/03/15 08:00 | Stefano Reitano v Youcef Rihane | 3-6,6-3,10-6 |
| ITF M15 Monastir | 2021/03/14 09:00 | Juan Ignacio Galarza v Stefano Reitano | 2-6,2-6 |
| ITF M15 Monastir | 2021/03/07 09:00 | Stefano Reitano v Buvaysar Gadamauri | 5-7,6-4,5-10 |
| ITF M15 Monastir | 2021/03/03 13:20 | Stefano Reitano v Naoki Tajima | 1-6,0-6 |
| ITF M15 Monastir | 2021/03/01 13:00 | Stefano Reitano v Christian Hansen | 7-6,6-2 |