Stadium: Court 1 Round: 26 Ground: Clay
| Challenger Salzburg MD | 2021/07/08 12:45 | Molteni/Vavassori v Cerundolo/Coria | 6-1,7-5 |
| Challenger Salzburg MD | 2021/07/07 16:00 | Cerundolo/Coria v Brown/Weissborn | 6-3,0-6,11-9 |
| ATP Buenos Aires MD | 2021/03/04 21:30 | Krajicek/Skugor v Cerundolo/Coria | 6-4,6-2 |
| ATP Buenos Aires MD | 2021/03/03 17:35 | Monroe/Sitak v Cerundolo/Coria | 6-3,6-7,7-10 |