She was born at Queen Charlotte's and Chelsea Hospital in Hammersmith, London. She has a twin brother, Mark Thatcher. She is the daughter of former British Prime Minister Margaret Thatcher (1925-2013) and her husband Sir Denis Thatcher (1915-2003). She has taken part in several television programmes including The One Show on BBC1 and I'm a Celebrity...Get Me Out of Here! (in Australia).
- Thatcher, Carol (2009). A Swim-on Part in the Goldfish Bowl: My Story. Headline Review. ISBN 978-0-7553-1708-0.
- Thatcher, Carol (1997). Below the parapet: the biography of Denis Thatcher. Chivers Press. ISBN 978-0-7451-5409-1.
- Thatcher, Carol (2007). QE2: Forty Years Famous. Simon & Schuster. ISBN 978-1-84737-033-4.
- Thatcher, Carol (1983). Diary of an Election: With Margaret Thatcher on the Campaign Trail. Sidgwick & Jackson. ISBN 978-0-283-99063-2.
- Carol Thatcher faces BBC ban
- Carol Thatcher Wins Reality Show