Cornelia Cochrane Churchill Guest (born November 28, 1963) is a New York socialite, author, actress, and the Debutante of the Decade for the 1980s of the International Debutante Ball in New York City. She is a vegan, and known for her advocacy of animal rights. Cornelia Cochrane Churchill Guest was born on November 28, 1963, in New York City, New York. Cornelia Guest is the daughter of the British polo champion Winston Guest (1906–1982) and socialite Lucy "C.Z." Douglas Cochrane (1920-2003). She was the fourth and last child for Winston Guest and the second and last of C.Z. Guest’s children. She was named for her great-grandmother Lady Cornelia Spencer-Churchill (1847–1927), a daughter of John Spencer-Churchill, 7th Duke of Marlborough. Her godparents were her parents' friends, King Edward VIII (1894–1972) and his wife Wallis, Duchess of Windsor (1896–1986). Guest attended Foxcroft School, but dropped out at 15 and completed her high-school diploma through a correspondence course. Guest became an accomplished equestrian, like her father, and rode competitively. She continued riding until her mother died in 2003.

Filmography

• 2024Oh, Canada — Jessie Chapman
• 20229 Bullets — Jennifer
• American Horror Stories — Cassie Brooks
• 2021The Shuroo Process — Jane
• 2020BAB — Nurse Bennington
• 2019Carte Blanche — Andrea Miller
• 2019Halston — D.D. Ryan
• 2017Carrie Pilby — Mrs. Rubin
• 2010The Best and the Brightest — Spence Mom
• 2008Gardens of the Night — Mrs. Feeney
• 2007I Know Who Killed Me — Hannah Sommerly
• 2006The Lost — Katherine's Mom
• 2006Zoom — Cindy's Mom
• Twin Peaks — Phyllis Hastings
• Zero Road — Helen

Appearances as themselves (2)

• 2016Harry Benson: Shoot First — Self
• 1989Hollywood on Horses — Self