The 1964 NBA World Championship Series was the championship round of the 1964 NBA playoffs, which concluded the National Basketball Association 1963–64 season. The best-of-seven series was played between the Western Division champion San Francisco Warriors and the Eastern Division champion Boston Celtics. This was the Celtics' eighth straight trip to the championship series, as they won the series over the Warriors, 4–1, securing their sixth consecutive NBA title. This was the first time Bill Russell and Wilt Chamberlain faced off in the NBA Finals; they would do so once again in 1969. This was also the first meeting between the Celtics and Warriors in the NBA Finals; they would meet each other again in 2022 and the Warriors won the series in 6 games.

Series summary

Celtics win series 4–1

Game summaries

Game 1

Game 2

Game 3

Game 4

Game 5

Team rosters

Boston Celtics

San Francisco Warriors