Maria Muldaur (born September 12, 1943) is an American folk-blues singer who was part of the American folk music revival in the early 1960s. She recorded the 1973 hit song "Midnight at the Oasis" and continues to record albums in the folk traditions. She was the wife of musician Geoff Muldaur and is the mother of singer-songwriter Jenni Muldaur.