Kyra Minturn Sedgwick (born August 19, 1965) is an American actress. In 2007, Sedgwick won Best Actress for lead role in a dramatic TV series at the Golden Globes for her role in The Closer.

Sedgwick was born in New York City, the daughter of Patricia (née Rosenwald), a speech teacher and educational/family therapist, and Henry Dwight Sedgwick V, a venture capitalist. On her father's side, she is a descendant of Judge Theodore Sedgwick, Endicott Peabody (the founder of the Groton School), William Ellery (a signer of the Declaration of Independence), the Reverend John Lathrop, and Governor Thomas Dudley. Sedgwick is also the first cousin once removed of actress Edie Sedgwick, a niece of the writer John Sedgwick, a sister of actor Robert Sedgwick and half-sister of jazz guitarist Mike Stern. Sedgwick's father was Episcopalian and of English heritage, and Sedgwick's mother was Jewish.

Sedgwick's parents separated when she was three and divorced when she was six; her mother subsequently re-married to Ben Heller, an art dealer. Sedgwick graduated from Friends Seminary and attended Sarah Lawrence College. She transferred from Sarah Lawrence to the University of Southern California, graduating with a theater degree.