 World: Billie Jean King Cup - Group I - Doubles - Main |
|---|
| | Hennemann C. W./Rinaldo Persson K. | Grammatikopoulou V./Papamichail D. | 0:2 (4:6, 5:7) | details | 08.04.2024 |
| | Nilsson L./Taraba Wallberg N. | Grammatikopoulou V./Papamichail D. | CAN. | details | 08.04.2024 |
 Colombia: Barranquilla - Doubles - Main |
|---|
| Final | Grammatikopoulou V./Papamichail D. | Lizarazo Y./Perez Garcia M. P. | 2:0 (7:62, 7:5) | details | 20.08.2023 |
| Semi-finals | Stevanovic N./Udvardy P. | Grammatikopoulou V./Papamichail D. | 0:2 (4:6, 4:6) | details | 18.08.2023 |
| Quarter-finals | Grammatikopoulou V./Papamichail D. | Herazo Gonzalez M./Hesse A. | 2:0 (6:3, 6:4) | details | 17.08.2023 |
| World: Billie Jean King Cup - Group II - Doubles - Promotion |
|---|
| | Kontaveit A./Neel I. | Grammatikopoulou V./Papamichail D. | CAN. | details | 15.04.2023 |
| World: Billie Jean King Cup - Group II - Doubles - Main |
|---|
| | Grammatikopoulou V./Papamichail D. | Jorge F./Jorge M. | CAN. | details | 14.04.2023 |
| | Grammatikopoulou V./Papamichail D. | Berberovic N./Wagner A. | 2:0 (6:3, 7:63) | details | 13.04.2023 |
| | Grammatikopoulou V./Papamichail D. | Berberovic N./Herdzelas D. | CAN. | details | 13.04.2023 |
| | Grammatikopoulou V./Papamichail D. | Genovese E./Pellicano H. | 2:0 (6:1, 6:2) | details | 12.04.2023 |
 Brazil: W25 Olimpia - Doubles - Main |
|---|
| 1/8-finals | Bosio V./Carle M. L. | Grammatikopoulou V./Papamichail D. | 2:0 (6:2, 6:4) | details | 11.03.2020 |
| World: Billie Jean King Cup - Group I - Doubles - Relegation |
|---|
| | Shinikova I./Tomova V. | Grammatikopoulou V./Papamichail D. | CAN. | details | 08.02.2020 |
| World: Billie Jean King Cup - Group I - Doubles - Main |
|---|
| | Klaffner M./Kraus S. | Grammatikopoulou V./Papamichail D. | 2:0 (7:5, 7:62) | details | 06.02.2020 |
| | Orav S./Saar K. | Grammatikopoulou V./Papamichail D. | CAN. | details | 05.02.2020 |
