Samuel "Sam" Webb (born July 16, 1945) is an American Communist activist and political leader, who served as the Chairman of the Communist Party USA from 2000 to 2014, succeeding the party's longest running leader Gus Hall. Webb did not accept nomination to be reelected as chairman at the 30th National Convention in 2014, at which John Bachtell was elected the party's new chairman. Webb continues to serve on the party's National Committee.