Marian is a surname. Notable people with the surname include:
Boris Marian (born 1934), Moldovan writer, translator, journalist and Soviet dissident Ciobann Marian, Romanian sprint canoeist Ferdinand Marian (1902–1946), Austrian actor Michèle Marian (born 1963), German actress Radu Marian (born 1977), Moldovan sopranist Simion Florea Marian (1847–1907), Romanian folklorist and ethnographer Victor Marian (born 1984), Moldovan footballer Viorica Marian, Moldovan-born American psychologist and professor