Keith Mansfield (born 1941) originally from Slough, United Kingdom, is a composer and arranger known for his creation of prominent television theme tunes, including the Grandstand theme for the BBC. Other works include "Light and Tuneful" (the opening theme for the BBC's coverage of the Wimbledon Tennis Championships), "World Champions" (the closing theme for NBC's coverage of the same tournament) and "World Series" (used for the BBC's athletics coverage).