| Date | R | HEIM v AUSWÄRTS | - |
|---|---|---|---|
| 09/06 18:10 | 27 | Juan Ignacio Galarza v Gonzalo Villanueva | 6-3,7-5 |
| 09/05 16:50 | 26 | Maximiliano Estevez v Gonzalo Villanueva | 6-0,5-7,1-6 |
| 09/03 18:10 | 25 | Daniil Zarichanskyy v Gonzalo Villanueva | Retired |
| 08/22 17:55 | 25 | Gonzalo Villanueva v Nicolas Alberto Arreche | 7-6,0-6,2-6 |
| 05/05 16:15 | - | Juan Ignacio Galarza v Gonzalo Villanueva | 1-6,7-5,6-2 |