The 1933 World Series was the championship series of the 1933 Major League Baseball season. The 30th edition of the World Series, it matched the National League (NL) pennant winner New York Giants and the American League (AL) pennant winner Washington Senators. The Giants defeated the Senators in five games for their first championship since 1922 and their fourth overall. Key to the Giants' World Series triumph was the pitching of aces "King" Carl Hubbell and "Prince" Hal Schumacher.

The 1933 Washington Senators was a season in American baseball. They won 99 games, lost 53, and finished in first place in the American League. It was the third and final pennant of the franchise while based in Washington. The team was managed by Joe Cronin and played home games at Griffith Stadium. They lost the best-of-seven World Series in 5 games to the New York Giants.