Stadium: Cancha Central Round: 25 Ground: Clay
| ITF USA F9 | 2017/03/01 15:00 | Lenz, Julian v Nunez, V. | 6-1,6-4 |
| Challenger - Santiago | 2021/03/14 14:00 | Gomez-Herrera, Carlos v Nunez, V. | 6-4,6-2 |
| ATP - Santiago | 2020/02/22 15:00 | Nunez, V. v Renzo Olivo | 0-6,6-7 |
| ITF - M15 Santiago | 2019/10/02 11:00 | Nunez, V. v Nicolas Bruna | 6-3,4-6,7-10 |
| ITF - M15 Santiago | 2019/09/30 12:00 | Nunez, V. v Castro, Cristobal | 6-3,6-3 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/09 13:00 | Ignacio Carou v Nunez, V. | 6-4,7-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/07 12:00 | Moreno, Federico v Nunez, V. | 1-6,1-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/06 13:00 | Barros, Emmanuel v Nunez, V. | 3-6,3-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/05/02 14:00 | Facundo Diaz Acosta v Nunez, V. | 6-3,6-4 |
| Challenger Lima | 2021/09/30 15:00 | Camilo Ugo Carabelli v Lenz, Julian | 7-5,6-3 |
| Challenger Lima | 2021/09/28 15:00 | Lenz, Julian v Conner Huertas Del Pino | 6-3,6-3 |
| Ambato, Ecuador | 2021/09/23 15:00 | Gerald Melzer v Lenz, Julian | 6-3,7-5 |
| Ambato, Ecuador | 2021/09/21 20:15 | Lenz, Julian v Emilio Gomez | 6-4,7-6 |
| Challenger Seville | 2021/09/08 09:00 | Lenz, Julian v Carlos Taberner | 3-6,3-6 |
| Challenger Seville | 2021/09/06 17:00 | Goncalo Oliveira v Lenz, Julian | 2-6,6-4,2-6 |
| Challenger Como | 2021/08/31 15:15 | Lenz, Julian v Jozef Kovalik | 5-7,2-6 |
| Challenger Warsaw | 2021/08/24 14:45 | Lukas Klein v Lenz, Julian | 6-1,3-6,6-3 |