Princess Alexandra (Alexandra Helen Elizabeth Olga Christabel; born 25 December 1936) is a member of the British royal family and the only daughter of Prince George, Duke of Kent, and Princess Marina of Greece and Denmark. She is also the only living granddaughter of George V, a niece of Edward VIII and George VI, and a first cousin of Elizabeth II. Alexandra's mother was also a first cousin of Prince Philip, Duke of Edinburgh, consort of Elizabeth II, making her both a second cousin and first cousin once removed of Charles III.
Princess Alexandra was married to businessman Sir Angus Ogilvy from 1963 until his death in 2004. At the time of her birth, she was sixth in the line of succession to the British throne; as of 2025, she is 58th. The style of The Honourable Lady Ogilvy was added to her official title in 1988 when her husband was knighted that year.