| DAY FIVE RESULTS November 29, 2021 |
| Quarterfinal – Croatia defeated Italy 2-1 Pala Alpitour, Turin, Italy Borna Gojo (CRO) d. Lorenzo Sonego (ITA) 7-6(2) 2-6 6-2 Jannik Sinner (ITA) d. Marin Cilic (CRO) 3-6 7-6(4) 6-3 Nikola Mektic/Mate Pavic (CRO) d. Fabio Fognini/Jannik Sinner (ITA) 6-3 6-4 |
| QUARTERFINAL SCHEDULE |
| Great Britain v Germany Tuesday 30 November 2021 (1600 CET) Olympiahalle, Innsbruck, Austria Serbia v Kazakhstan Wednesday 1 December 2021 (1600 CET) Madrid Arena, Madrid, Spain Russian Tennis Federation v Sweden Thursday 2 December 2021 (1600 CET) Madrid Arena, Madrid, Spain |
