Aleksandr Borisovich Ermilov (Russian: Александр Борисович Ермилов, born December 12, 1954) is a Russian former volleyball player who competed for the Soviet Union in the 1976 Summer Olympics and in the 1980 Summer Olympics. In 1976, he was part of the Soviet team which won the silver medal in the Olympic tournament. He played all five matches. Four years later, in 1980, he won the gold medal with the Soviet team in the 1980 Olympic tournament. He played four matches.