Boudin is a surname. Notable people with the surname include:
Chesa Boudin (born 1980), American left-wing writer (son of Kathy Boudin)Eugène Boudin (1824-1898), French landscape painterKathy Boudin (born 1943), former Weather Underground member and convicted murderer (daughter of Leonard Boudin)Leonard Boudin (1912-1989), American civil liberties lawyerLouis B. Boudin (1874–1952), American Marxist intellectual and lawyer (uncle of Leonard Boudin)Michael Boudin (born 1939), American judge (son of Leonard Boudin)Stéphane Boudin (1888–1967), French interior designer