Bujas is a Croatian surname. Notable people with the surname include:

Gašpar Bujas (1906–1963), Croatian poet and historian Josip Bujas (1930–1976), Croatian rower Leonardo Bujas (1904–1981), Croatian rower Ramiro Bujas (1879–1959), Croatian psychologist Šime Bujas (1927–2001), Croatian rower Zoran Bujas (1910–2004), Croatian psychologist Željko Bujas (1928–1999), Croatian linguist

See also