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 painter
Kathy Boudin (born 1943), former Weather Underground member and convicted murderer (daughter of Leonard Boudin)
Leonard Boudin (1912-1989), American civil liberties lawyer
Louis 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
