Father
Arthur Washington Lithgow III (1915-2004)
Mother
Sarah Jane (nee Price) (b. 1917)
Spouse
Jean Taynton (10-Sep-66 - 1980), Mary Yeager (economics professor at UCLA, since 1981)
Son
Ian Lithgow (actor, b. 1972), Nathan George (b. 1983)
Daughter
Phoebe McCurtain (b. 1982)