| Challenger - Concepcion | 04/22 20:50 | 25 | Juan C P Angelo v Alvarez, Nicolas | 6-1,6-2 | |
| Challenger Santa Fe | 07/03 13:00 | 25 | Alvarez, Nicolas v Lucio Ratti | CANC | |
| Challenger Temuco | 11/22 20:55 | 25 | [319] Alvarez, Nicolas v Nicolas Kicker [201] | 2-6,5-7 | |
| Challenger - São Leopoldo | 11/17 15:40 | 26 | [160] Felipe M R Alves v Alvarez, Nicolas [313] | 6-3,6-2 | |
| Challenger - São Leopoldo | 11/16 16:35 | 25 | [191] Genaro Alberto Olivieri v Alvarez, Nicolas [313] | 5-7,4-6 | |
| Montevideo, Uruguay | 11/07 16:00 | 19 | [315] Alvarez, Nicolas v Eduardo Ribeiro [497] | 4-6,4-6 | |
| Montevideo, Uruguay | 11/06 15:00 | 14 | [300] Alvarez, Nicolas v Galarza, Juan Ignacio [382] | 6-3,6-1 | |
| Challenger Guayaquil | 11/01 15:00 | 19 | Alvarez, Nicolas v Ribeiro, Eduardo | 4-6,6-7 | |
| Challenger Guayaquil | 10/31 16:05 | 14 | Alvarez, Nicolas v Patricio Alvarado | 6-4,6-2 | |
| Challenger Lima | 10/25 18:35 | 25 | [255] Nikola Milojevic v Alvarez, Nicolas [298] | 6-3,5-7,6-1 | |
| Ambato, Ecuador | 10/19 15:00 | 26 | [448] Joao Lucas Reis da Silva v Alvarez, Nicolas [305] | 5-7,6-1,6-4 | |
| Ambato, Ecuador | 10/17 19:55 | 25 | [305] Alvarez, Nicolas v Murkel Dellien [357] | 7-6,6-3 |
Nicolás Álvarez (Spanish pronunciation: [nikoˈlas ˈalβaɾes]; born 8 June 1996) is a Peruvian tennis player.
On the junior tour, Álvarez has a career high ITF junior ranking of 17 achieved in March 2014.
Álvarez has a career high ATP singles ranking of 295 achieved on January 6, 2020. He also has a career high ATP doubles ranking of 345, achieved on March 2, 2020.
Álvarez has represented Peru at Davis Cup. In Davis Cup he has a win–loss record of 6–5.