Rodolphe Modin (born 26 March 1959 in Gennevilliers, Paris) is a former French international rugby union player, he played as a scrum-half.
As a youth he played for CSM Gennevilliers and Racing Métro, with whom he won the under-19 national championship against a Biarritz Olympique team that included Serge Blanco. The following year he joined CA Brive as a senior player, where he made 213 appearances from 1978–1991.
Despite being selected for several touring parties of the France team, he made only one appearance, which came against Zimbabwe at the 1987 World Cup. He started the match and scored a hat-trick as France won 70–12.
Although he has a teaching degree in Physical Education, he has never taught. After his rugby-playing days were over he began a business career.