Duncan McBryde Robinson (born April 22, 1994) is an American professional basketball player for the Miami Heat of the National Basketball Association (NBA). He played college basketball for the Michigan Wolverines. He transferred to Michigan after leading the NCAA Division III Williams Ephs to the 2014 NCAA Men's Division III Basketball Tournament championship game. He was the 2014 Division III Rookie of the Year and a Division III All-American.

Robinson played high school basketball for The Governor's Academy before a postgraduate season at Phillips Exeter Academy, where he led the team to a New England Preparatory School Athletic Council (NEPSAC) Class A championship in 2013. He earned the 2013 NEPSAC Class A tournament MVP. He was a NEPSAC All-League First Team selection in both 2012 (Class B) and 2013 (Class A).

Robinson made a splash in his first season of play at Michigan. He led the Big Ten Conference in three point shooting percentage from the beginning of conference play in December until early February. In his three-year career at Michigan, he made several game-changing three point shots late in Big Ten Conference Men's Basketball Tournament victories and was a member of tournament champions in 2017 and 2018. Robinson was the 2018 Big Ten Conference Sixth Man of the Year. He was part of the 2017–18 team that reached the Championship Game of the 2018 NCAA Division I Men's Basketball Tournament.