Ian D. MacGregor (born April 13, 1983) is an American professional road racing cyclist.
MacGregor last rode for UCI Continental team Kelly Benefit Strategies and is the former US Under 23 National Road Champion.
In 2006 he founded the Just Go Harder Foundation with fellow professional cyclist Timmy Duggan (Garmin-Transitions).
[1] He skied competitively in high school and began cycling to maintain conditioning during the off season.
In 2006 Duggan and Ian MacGregor founded the Just Go Harder Foundation to create scholarships for children who would not be able to afford the opportunity to be part of skiing and cycling clubs.