Dallas Thornton (born September 1, 1946) was an American basketball player.
Thornton was born in Louisville, Kentucky and played basketball at Male High School there.
Thornton played college basketball at Kentucky Wesleyan College.
Thornton was selected in the 1968 NBA draft in the fourth round by the Baltimore Bullets and was selected in the 1968 ABA draft by the Miami Floridians. Thornton opted to sign with the Floridians and played for the team through two seasons, averaging 6.6 points per game in the 1968–69 season and 8.8 points per game in 1969–70.
Thornton then played for the Harlem Globetrotters and appeared in the 1981 movie The Harlem Globetrotters on Gilligan's Island.