Alvy R. Powell Jr (born October 31, 1955) is an American bass-baritone opera singer and a former member of the U.S. Army Chorus. He is known for his performances at presidential events and for performing the role of Porgy in the George Gershwin opera Porgy and Bess. Before his retirement from the military in 2017, Powell was the oldest enlisted soldier in the Army. In 2015, Powell received the National Medal of Arts from President Barack Obama.