E. Ray Ellefson (November 18, 1927 – October 7, 1994) was an American basketball player. He was a 6'8" 230 lb forward and attended West Texas A&M University, Oklahoma A&M University and the University of Colorado.
Ellefson played for the NBA's Minneapolis Lakers and New York Knicks from 1948 to 1951, averaging 1.0 points and 1.3 rebounds per game.