Dennis "Mo" Layton (born December 24, 1948) is a retired American professional basketball player. A 6'1" point guard from USC, Layton played five seasons (1971–1974, 1976–1978) in the National Basketball Association and American Basketball Association. His most productive season was his rookie year in 1972–73 with the Phoenix Suns, when he averaged 9.1 points, 3.1 assists and 2.1 rebounds in 23.1 minutes a game. Layton was waived by the Suns after two seasons, then signed with the Portland Trail Blazers, appearing in 22 games before being waived. He then signed with the Memphis Tams of the ABA, where he appeared in only 3 games. He would later sign with the Detroit Pistons prior to the 1974–75 NBA season, and again with the Suns prior to the 1975–76 NBA season, but was waived by both teams