Stadium: Cancha 1 Round: 14 Ground: Clay
| ATP - Santiago | 2021/03/06 17:30 | Agustin Velotti v Daniel Antonio Nunez | 6-4,6-3 |
| Challenger - Concepcion | 2021/02/14 14:00 | Hernan Casanova v Daniel Antonio Nunez | 7-6,6-1 |
| ITF M15 - Cancun | 2019/11/21 14:00 | Daniel Antonio Nunez v Nick Chappell | 3-6,0-6 |
| ITF M15 - Cancun | 2019/11/20 14:00 | Antonio Cayetano March v Daniel Antonio Nunez | 3-6,6-3,5-7 |
| ITF M15 - Cancun | 2019/11/19 14:00 | Laurin Aerne v Daniel Antonio Nunez | 7-5,3-6,9-11 |
| ITF M15 - Cancun | 2019/11/18 13:45 | Agustin Maria Gascia v Daniel Antonio Nunez | 2-6,0-6 |
| ITF M15 - Cancun | 2019/11/17 15:30 | Pedro Iamachkine v Daniel Antonio Nunez | 3-6,7-5,9-11 |
| ITF M15 - Cancun | 2019/11/11 17:00 | Pedro Iamachkine v Daniel Antonio Nunez | 7-6,5-7,13-11 |
| ITF - M25 Naples | 2021/02/27 16:00 | Gonzalo Villanueva v Corentin Denolly | 6-7,2-6 |
| ITF - M25 Naples | 2021/02/26 16:00 | Martin Damm v Gonzalo Villanueva | 7-5,6-7,6-7 |
| ITF - M25 Naples | 2021/02/25 14:50 | Michael Redlicki v Gonzalo Villanueva | 5-7,6-3,0-6 |
| ITF - M25 Naples | 2021/02/24 16:50 | Gonzalo Villanueva v Darian King | 6-3,6-0 |
| ITF - M25 Naples | 2021/02/17 20:50 | Gonzalo Villanueva v Stefan Kozlov | 3-6,2-6 |
| ITF M25 - Hurlingham | 2020/03/05 13:00 | Gonzalo Villanueva v Nicolas Alberto Arreche | 4-6,5-7 |
| ITF M25 - Hurlingham | 2020/03/04 13:00 | Gonzalo Villanueva v Jose Pereira | 6-4,6-1 |
| ITF M25 Rio Cuarto | 2020/02/25 18:30 | Facundo Diaz Acosta v Gonzalo Villanueva | 6-2,7-5 |