[253] Sebastian Baez 7-5,6-2 Gonzalo Villanueva [420] 2021-03-17 14:00
Stadium: Cancha 11 Round: 26 Ground: Clay
Home History
| Challenger Santiago | 2021/03/15 15:00 | Holger Rune v Sebastian Baez | 2-6,4-6 |
| ATP Santiago | 2021/03/09 19:30 | Holger Rune v Sebastian Baez | 6-3,6-2 |
| ATP Santiago | 2021/03/08 14:00 | Nicolas Kicker v Sebastian Baez | 6-3,4-6,1-6 |
| ATP Santiago | 2021/03/07 15:55 | Sebastian Baez v Joao Menezes | 7-6,2-6,6-2 |
| ATP Santiago | 2021/03/06 16:00 | Sebastian Baez v Orlando Luz | 6-2,6-7,6-2 |
| ATP Buenos Aires | 2021/02/27 18:55 | Sebastian Baez v Alejandro Tabilo | 6-1,6-0 |
| Challenger Concepcion | 2021/02/21 20:30 | Francisco Cerundolo v Sebastian Baez | 3-6,7-6,6-7 |
| Challenger Concepcion | 2021/02/20 17:45 | Sebastian Baez v Andrej Martin | 6-4,6-3 |
Away History
| Challenger Santiago | 2021/03/16 13:00 | Andrea Collarini v Gonzalo Villanueva | 4-6,4-6 |
| Challenger Santiago | 2021/03/15 13:00 | Carlos Gomez-Herrera v Gonzalo Villanueva | 4-6,3-6 |
| Challenger Santiago | 2021/03/14 14:00 | Daniel Antonio Nunez v Gonzalo Villanueva | 6-3,3-6,6-7 |
| 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 |