| United Cup XD | 01/05 10:30 | 27 | Sakkari M / Tsitsipas S v Siegemund/Zverev | 3-6,3-6 | |
| United Cup XD | 01/05 10:30 | 27 | Sakkari M / Tsitsipas S v Siegemund/Marterer | CANC | |
| United Cup XD | 01/03 10:50 | - | Sakkari M / Tsitsipas S v Fernandez/Auger Aliassime | CANC | |
| United Cup XD | 01/02 04:00 | - | Sakkari M / Tsitsipas S v Seguel/Barrios Vera | 7-6,3-6,6-10 | |
| United Cup XD | 01/02 04:00 | - | Sakkari M / Tsitsipas S v Seguel/Jarry | CANC | |
| United Cup XD | 01/07 10:35 | 28 | Sakkari M / Tsitsipas S v Rosatello/Musetti | CANC | |
| United Cup XD | 01/04 13:15 | 19 | Sakkari M / Tsitsipas S v Martic/Gojo | 7-6,6-4 | |
| United Cup XD | 01/04 13:15 | 19 | Sakkari M / Tsitsipas S v Vekic/Coric | CANC | |
| United Cup XD | 01/03 06:20 | - | Sakkari M / Tsitsipas S v Flipkens/Geerts | 6-3,6-2 | |
| United Cup XD | 01/03 06:20 | - | Sakkari M / Tsitsipas S v Mertens E / Goffin D | CANC | |
| United Cup XD | 12/30 05:15 | - | Sakkari M / Tsitsipas S v Topalova/Andreev | 6-4,6-4 | |
| United Cup XD | 12/30 05:15 | - | Sakkari M / Tsitsipas S v Tomova/Dimitrov | CANC |