Ion Cernea (born 21 October 1936) is a retired bantamweight Greco-Roman wrestler from Romania.
Between 1960 and 1965 he earned two Olympic and two world championship medals, winning the world title in 1965.
He retired the same year to become a wrestling coach and international referee, and was present in this capacity at all major international wrestling competitions between 1972 and 1988.Cernea is married to the singer Irina Loghin; they have a son and a daughter.