The 1966 Uber Cup was the fourth edition of the Uber Cup, the women's badminton team competition. The tournament took place in the 1965-66 badminton season, 17 countries competed. Japan won its first title in the Uber Cup, after beating defending champions United States in the Challenge Round.

Qualification

Four teams qualified for the interzone stage of the competition, Indonesia, Japan, Canada and England. The United States were exempted until the challenge round.

Squads

Knockout stage

The following four teams, shown by region, qualified for the 1966 Uber Cup. In the first round, England defeated Canada 6–1 while Indonesia suffered an upset, losing 2–5 to debutants Japan. England later met the same fate as Indonesia when the team lost 4–3 to Japan. The United States and Japan contested for the title in the final. 7 matches were played: 3 singles and 4 doubles (2 doubles, then reversed). The United States could not retain their title as the team lost 5–2 to Japan in the final. This marked Japan's first title in the Uber Cup.

Bracket

First round

Consolation playoff

Second round

Challenge round