The Eastern Zone was one of the three regional zones of the 1973 Davis Cup.
10 teams entered the Eastern Zone, with 8 teams competing in the preliminary round to join the previous year's finalists Australia and India in the main draw. The winner of the main draw went on to compete in the Inter-Zonal Zone against the winners of the Americas Zone and Europe Zone.
Australia defeated India in the final and progressed to the Inter-Zonal Zone.
Preliminary round
Draw
Results South Korea vs. Japan
Indonesia vs. Hong Kong
Malaysia vs. Pakistan
South Vietnam vs. Sri Lanka
Main Draw
Draw
Quarterfinals Japan vs. Indonesia
Pakistan vs. South Vietnam
Semifinals Japan vs. Australia
India vs. Pakistan
Final India vs. Australia
References
External links Davis Cup official website