Rosanoff is a surname. Notable people with the surname include: Aaron Rosanoff (1878-1943) a Russian-American psychiatrist Martin André Rosanoff (1874–1951) a Russian-American chemist Lillian Rosanoff Lieber (1886-1986) a mathematician and popular author Marie Roemaet Rosanoff (1896-1967), Belgian-American cellist
See also Rozanov