List of announcers by letter
- Jim Kaat (1984–1986)
- George Kell (1962 National League playoff, 2nd 1962 All-Star Game, and 1968 World Series)
- Gene Kelly
- Sandy Koufax (1967–1972) In 1971, Koufax signed a ten-year contract with NBC for $1 million to be a broadcaster on the Saturday Game of the Week. Koufax never felt comfortable being in front of the camera; he quit before the 1973 season.
- Tony Kubek (1965–1989)