Buday (, literally "of Buda"), is the Magyar surname of several people: Dénes von Buday (1890–1963), Hungarian composer Attila Buday (born 1974), Canadian flatwater canoeist Ferenc Buday (born 1951), Hungarian handball player Helen Buday (born 1962), Australian actress Tamas Buday Jr. (born 1976), Canadian flatwater canoeist Zoltán Buday (born 1952), Hungarian-Canadian actor
See also Buda