Clara Mannes (born Clara Damrosch; 12 December 1869, Breslau, Silesia – 16 March 1948, New York City) was a German-born American musician and music educator. She and her brother Frank Damrosch also taught at the Veltin School for Girls in Manhattan. With her husband, David Mannes, she founded the David Mannes Music School in 1916, now known as the Mannes School of Music at the New School. Her children were musician Leopold Mannes and author Marya Mannes.