JoBeth Williams (gebore 6 Desember 1948) is 'n Amerikaanse aktrise en vervaardiger. Sy is bekend vir haar rolle in die rolprente Kramer vs. Kramer (1979), Poltergeist (1982), The Big Chill (1983), en In the Land of Women (2007). 1979: Kramer vs. Kramer 1980: Stir Crazy 1982: Poltergeist 1982: Endangered Species 1983: The Big Chill 1984: American Dreamer 1984: Teachers 1986: Desert Bloom 1986: Poltergeist II: The Other Side 1988: Memories of Me 1989: Welcome Home 1991: Dutch 1991: Switch 1992: Me Myself and I 1992: Stop!