Ivana Lang (15 November 1912 – 2 January 1982) was a Croatian composer, pianist and piano teacher. She was born in Zagreb, Croatia, Austro-Hungarian Empire). She completed piano studies in 1937 at the Music Academy in Zagreb. Ivana Lang composed orchestral works (concert for piano and orchestra), chamber music, an opera ("The Captain of Kastav", Croatian: Kastavski kapetan) and two ballets, "False Knight" (Lažni vitez) and "Dance of the Ghosts" (Ples sablasti).