| FIVB Sofia Open | 2021/08/06 11:30 | Stoyanov/Gradinarov v Dos Santos Silva/Maia | 13-14 |
| FIVB Sofia Open | 2021/08/05 14:50 | Knobloch/Melmuka v Dos Santos Silva/Maia | 20-22 |
| FIVB Sofia Open | 2021/08/05 11:30 | Dos Santos Silva/Maia v Atef/Azab Jr | 20-12 |
| FIVB Sofia Open | 2021/08/06 11:30 | Boag/Brewster v Boehlé/van Werkhoven | 0-2 |
| FIVB Sofia Open | 2021/08/05 14:50 | Elazar/Day v Boehlé/van Werkhoven | 15-17 |
| FIVB Sofia Open | 2021/08/05 10:40 | Kaluza/Chinewicz v Boehlé/van Werkhoven | 17-19 |