Melissa McNamara Luellen (born May 25, 1966) is an American professional golfer who played on the LPGA Tour.

McNamara was born in Tulsa, Oklahoma. She played college golf at the University of Tulsa where her mother, Dale, was the head coach and was a member of the Chi Omega fraternity. She helped her team win the 1988 NCAA Women's Division I Championship and she won the individual title. These titles were later vacated by the NCAA due to rules violations by the track and field team.

McNamara turned professional in 1988 and played on the Futures Tour and Ladies European Tour in 1988 and 1989. She joined the LPGA Tour in 1990. She won once on the LPGA Tour in 1991.

After retiring from tournament golf, McNamara became head coach of the University of Tulsa's women's golf team, replacing her mother. She coached at Tulsa for two years and then became head coach at Arizona State University in 2002. She has coached the team to the 2009 NCAA championship and Azahara Muñoz to the 2008 individual NCAA title.