Blythe Katherine Danner, born February 3, 1943 in Philadelphia, United States, is an Emmy and Tony Award winning American actress.

Raised a Quaker, Danner was born in Philadelphia, Pennsylvania, to a family of part Pennsylvania Dutch ancestry, the daughter of a bank executive. She has two brothers: opera singer/actor Harry Danner and violin maker William Moennig (half-brother). She attended George School, a private Quaker secondary school in Newtown, Bucks County, Pennsylvania, and Bard College, where she graduated in 1965. She holds three honorary doctorates of fine arts from Bard College, Williams College, and Hobart