Rosner is a surname. Notable people with the surname include:
Arnold Rosner (1945–2013), American composerEddie Rosner (1910–1976), Polish jazz musicianFred Rosner (21st century), American physicianHeinz Rosner (born 1939), former Grand Prix motorcycle road racerHenry J. Rosner (1909–1982), American policy researcherMina Rosner (1913–1997), Canadian writerRick Rosner (born 1941), American television writerRobert Rosner (21st century), American astrophysicistShmuel Rosner (21st century), Israeli journalistSimon Rösner (21st century), German squash player