| Date | R | HEIM v AUSWÄRTS | - |
|---|---|---|---|
| 04/23 19:55 | 25 | [423] Gonzalo Villanueva v Stefanos Sakellaridis [429] | 3-6,4-6 |
| 01/22 18:20 | 14 | [393] Thiago Seyboth Wild v Gonzalo Villanueva [303] | 6-3,7-6 |
| 03/15 16:40 | 25 | [142] Nicolas Jarry v Gonzalo Villanueva [395] | 6-2,6-1 |
| 03/14 13:30 | 19 | Nicolas Villalon v Gonzalo Villanueva | 0-6,1-6 |
| 03/13 13:30 | 14 | Murkel Dellien v Gonzalo Villanueva | 4-6,1-6 |
| 01/19 15:00 | 26 | [301] Gonzalo Lama v Gonzalo Villanueva [409] | 2-6,6-4,6-4 |
| 01/17 20:55 | 25 | [409] Gonzalo Villanueva v Andrej Martin [116] | 6-2,6-3 |