Blondie is the nickname of:
Blondie Chaplin (born 1951), South African singer, songwriter and musician, briefly part of the Beach BoysDave Colclough (born 1964), Welsh poker player nicknamed "El Blondie"Blondie Forbes, American poker player credited with inventing Texas Hold'emHerbert Hasler (1914-1987), British Royal Marine lieutenant colonel during the Second World WarArnold Walker (RAF officer) (1917-2008), British Second World War fighter pilot