Marcus Eugene Douthit (born April 15, 1980) is a Filipino-American basketball player. He plays for the Hanoi Buffaloes, one of the foreign teams participating at the Thailand Basketball Super League (TBSL). He graduated from Providence College. After his stint with the Providence Friars, he was drafted by the Los Angeles Lakers in the 2004 NBA draft. Born in Syracuse, New York, he became a naturalized Filipino citizen on March 11, 2011, thus allowing him to play for the Philippines' men's national basketball team.