Bettan is a surname. Notable people with the surname include:
Israel Bettan (1889–1957), Lithuanian-American rabbi and professor Noam Bettan (born 1998), Israeli singer and songwriter
See also Elisabeth Andreassen, a.k.a. Bettan, (born 1958), Norwegian-Swedish singer Kikki, Bettan & Lotta, Swedish-Norwegian super trio Mary Bettans (c. 1788–1859), English dressmaker