Martha Frintzila (Greek: Μάρθα Φριτζήλα, born 7 April 1972) is a Greek singer, actress and director. She was born in Elefsina. She was a professor of acting at the Drama School of the National Theatre (2006–2012). She is the owner and manager of the Baumstrasse art and education space and the founder of the Attic School of Ancient Drama.