Prochaska is a surname, derived from the Czech surname Procházka. Notable people with the surname include:
Alice Prochaska (born 1947), English archivist and librarian Andreas Prochaska (born 1964), Austrian film director Antoni Prochaska (1852–1930), Polish historian Eleonore Prochaska (1785–1813) German female soldier Georg Prochaska (1749–1820), Czech-Austrian physician James O. Prochaska (1942–2023), American psychologist Ray Prochaska (1919–1997), American gridiron football player and coach
See also