Stadium: Quadra 4 Round: 26 Ground: Clay
| Challenger Blumenau | 2022/01/11 13:00 | Carlos Gimeno Valero v Gonzalo Villanueva | 6-0,3-6,1-6 |
| Challenger Buenos Aires | 2022/01/07 14:30 | Gonzalo Villanueva v Facundo Diaz Acosta | 3-6,2-6 |
| Challenger Buenos Aires | 2022/01/06 17:30 | Genaro Alberto Olivieri v Gonzalo Villanueva | 4-6,1-6 |
| Challenger Buenos Aires | 2022/01/04 18:25 | Gonzalo Villanueva v Alec Deckers | 7-6,6-4 |
| Challenger Rio De Janeiro | 2021/12/13 16:00 | Gonzalo Villanueva v Kaichi Uchida | 3-6,4-6 |
| Challenger Florianopolis | 2021/12/09 13:00 | Nicolas Barrientos v Gonzalo Villanueva | 7-6,6-1 |
| Challenger Florianopolis | 2021/12/07 16:05 | Pedro Boscardin Dias v Gonzalo Villanueva | 6-4,5-7,2-6 |
| Challenger Sao Paulo | 2021/11/30 16:55 | Facundo Diaz Acosta v Gonzalo Villanueva | 7-5,6-1 |
| Challenger Blumenau | 2022/01/11 13:00 | Ignacio Carou v Joao Victor C Loureiro | 6-4,1-6,6-3 |
| Challenger Blumenau | 2022/01/10 15:00 | Federico Zeballos v Ignacio Carou | 7-5,6-7,1-6 |
| Challenger Buenos Aires | 2022/01/03 14:50 | Ignacio Carou v Alec Deckers | 3-6,6-2,6-7 |
| Challenger Buenos Aires | 2022/01/02 15:55 | Ignacio Carou v Luciano Carraro | 6-2,6-4 |
| ITF M15 Lambare | 2021/12/18 14:00 | Ignacio Monzon v Ignacio Carou | 6-3,7-5 |
| ITF M15 Lambare | 2021/12/17 15:50 | Igor Gimenez v Ignacio Carou | 0-6,3-6 |
| ITF M15 Lambare | 2021/12/16 14:55 | Miguel Fernando Pereira v Ignacio Carou | 2-6,6-3,2-6 |
| ITF M15 Lambare | 2021/12/15 13:00 | Thiago Cigarran v Ignacio Carou | 0-6,2-6 |