Tiso is a surname. Notable people with this name include:
Jozef Tiso (1887–1947), president of fascist Slovakia in World War II Davide Tiso (born 1979), Italian musician Francis Tiso (born 1950), American Catholic scholar Paula Tiso (born 1963), American voice actress Štefan Tiso (1897–1959), Slovak lawyer Wagner Tiso (born 1945), Brazilian musician