Her mother Edith Neville (1896-1974) was a music teacher at Northwestern University in Evanston, Illinois.
Her ex-stepchildren include Laurie Murray (b. 1954) and Kimber Eastwood (b. 1964), who her then-husband Clint Eastwood fathered by other women during their marriage, before they had a child together.
One brother, Gilbert Freedolph Johnson, Jr. (1924-2006).