Margot Kidder (born October 17, 1948, in Yellowknife, Northwest Territories, Canada) was a Canadian-born American actress. She is perhaps best known for playing "Lois Lane" in the four Superman movies oppositeChristopher Reeve, a role that brought her to widespread recognition. Married to writerThomas McGuane from 1975 until their divorce in 1977. Married to actorJohn Heard (2) from 1979 until their divorce in 1980. Her last marriage was to French director/ writer, Philippe de Broca from 1983-1984. She died on May 13th, 2018 at the age of 69 in Livingston, Montana, USA.