Robert Duncan MacIntyre (born 3 August 1996) is a Scottish professional golfer who plays on the European Tour.
MacIntyre had a successful amateur career. In 2013 he won both the Scottish Youths Championship and the Scottish Boys Open Stroke-Play Championship. He won the Scottish Amateur in 2015. MacIntyre represented Scotland in the 2016 Eisenhower Trophy and played in the 2017 Walker Cup.
MacIntyre turned professional in late 2017. In October, he played his first two events as a professional, on the MENA Golf Tour, finishing tied for third place in the Jordan's Ayla Golf Championship and then winning the Sahara Kuwait Championship.
In November 2020, MacIntyre claimed his first European Tour title at the Aphrodite Hills Cyprus Showdown.