Anne C.S.M. Barzin (born 18 August 1975) is a Belgian politician. She was a representative in the Chamber of Representatives from 1999 to 2007, a member of the Parliament of Wallonia from 2007 to 2014 and a Senator in the Senate of Belgium from 2014 to 2019. She was a member of the Liberal Reformist Party and the Reformist Movement.