The 1973 Federation Cup was the 11th edition of the most important competition between national teams in women's tennis.

30 nations participated in the tournament, which was held at the Bad Homburg Tennis Club in Bad Homburg, West Germany from 30 April–6 May.

Australia defeated South Africa in the final, winning the title without losing a rubber.

Japan vs. Ireland New Zealand vs. Indonesia United States vs. Italy Norway vs. South Korea Spain vs. Canada South Africa vs. Greece Switzerland vs. Belgium Denmark vs. Yugoslavia Netherlands vs. France Sweden vs. Argentina Romania vs. Brazil Mexico vs. Austria Australia vs. Japan Luxembourg vs. Indonesia United States vs. South Korea Spain vs. West Germany South Africa vs. Belgium Denmark vs. Netherlands Sweden vs. Romania Mexico vs. Great Britain Australia vs. Indonesia United States vs. West Germany South Africa vs. Netherlands Romania vs. Great Britain Australia vs. West Germany South Africa vs. Romania Australia vs. South Africa Teams which lost in the first or second round of the main draw went on to play in the Consolation Round.

Belgium vs. New Zealand South Korea vs. Switzerland France vs. Denmark Luxembourg vs. Brazil Sweden vs. Canada Spain vs. Italy Belgium vs. South Korea France vs. Brazil Greece vs. Ireland Austria vs. Yugoslavia Argentina vs. Japan Sweden vs. Norway South Korea vs. Spain France vs. Ireland Austria vs. Japan Sweden vs. South Korea France vs. Japan Sweden vs. Japan