1966 Davis Cup

The 1966 Davis Cup was the 55th edition of the most important tournament between national teams in men's tennis. For the first time, the Europe Zone was effectively split into two zones, and the winner of each would earn a berth in the Inter-Zonal Zone. 46 teams would enter the competition, 32 in the Europe Zone, 8 in the Eastern Zone, and 6 in the Americas Zone.

1966 Davis Cup

The 1966 Davis Cup was the 55th edition of the most important tournament between national teams in men's tennis. For the first time, the Europe Zone was effectively split into two zones, and the winner of each would earn a berth in the Inter-Zonal Zone. 46 teams would enter the competition, 32 in the Europe Zone, 8 in the Eastern Zone, and 6 in the Americas Zone.