Lazenby is a surname. Notable people with the surname include:
Alec Lazenby (born 1927), academic George Lazenby (born 1939), actor George Lazenby (cabinetmaker) (1807–1895) Roland Lazenby, American sportswriter and educator Simon Lazenby, TV presenter and lead presenter of Formula One for Sky Sports Tracy Lazenby (born 1959), former English professional rugby player William Lazenby (died c. 1888), English publisher of pornography