Robert 'Rob' Muzio (born 1965), is an English retired cyclist.
He represented England and competed in the 4,000 metres individual pursuit and won a bronze medal in the 4,000 metres team pursuit event, with Chris Boardman, Gary Coltman, Adrian Adgar and Jon Walshaw, at the 1986 Commonwealth Games in Edinburgh, Scotland.
He was a professional from 1987-1988.