Stadium: Court 17 Round: 24 Ground: Grass
| ATP Santiago MD | 2021/03/10 20:00 | Bolelli/Gonzalez v Brkic/Cacic | 7-6,6-3 |
| ATP Buenos Aires MD | 2021/03/07 16:00 | Behar/Escobar v Brkic/Cacic | 3-6,5-7 |
| ATP Buenos Aires MD | 2021/03/05 18:45 | Koepfer/Sousa v Brkic/Cacic | 6-3,6-7,5-10 |
| ATP Buenos Aires MD | 2021/03/03 21:05 | Brkic/Cacic v Carballes Baena/Caruso | 6-3,6-4 |
| ATP Cordoba MD | 2021/02/25 18:50 | Bagnis/Gonzalez v Brkic/Cacic | 7-5,7-6 |
| Challenger Forli MD | 2020/09/26 08:00 | Golubev/Vavassori v Brkic/Cacic | 6-3,5-7,3-10 |
| Challenger Forli MD | 2020/09/25 12:20 | Brkic/Cacic v Erlich/Vasilevski | 7-5,6-0 |
| Challenger Forli MD | 2020/09/24 08:00 | Brkic/Cacic v Arneodo/Nedovyesov | 6-4,7-6 |