Greece: M15 Heraklion 3 - Doubles - Main |
| Quarter-finals | Mochizuki Y./Niki T. | Cash J./Stalder R. | 2:1 (4:6, 7:5, 10:4) | details | 03.06.2021 |
| 1/8-finals | Cash J./Stalder R. | Caripi V./Stevenson K. | 2:0 (6:1, 6:1) | details | 01.06.2021 |
Greece: M15 Heraklion 2 - Doubles - Main |
| Final | Cash J./Stalder R. | Harris B./Houghton G. | 2:1 (66:7, 6:0, 10:8) | details | 29.05.2021 |
| Semi-finals | Hua R./Zhang Z. | Cash J./Stalder R. | 0:2 (67:7, 3:6) | details | 28.05.2021 |
| Quarter-finals | Bellucci M./Giacalone O. | Cash J./Stalder R. | 0:2 (3:6, 2:6) | details | 27.05.2021 |
| 1/8-finals | Cash J./Stalder R. | Chrysochos P./Kyratzis S. | WO. | details | 25.05.2021 |