She is the only daughter of Prince Michael of Kent, a grandson of George V and Queen Mary, and Princess Michael of Kent (née Baroness Marie-Christine von Reibnitz). She was born on 23 April 1981 in St. Mary's Hospital, London, England and has an older brother, Lord Frederick Windsor (born 6 April 1979). Her father is a cousin of Queen Elizabeth II and so Lady Gabriella is a first cousin once removed of the Queen. She is also related to Prince Philip, Duke of Edinburgh since he and her paternal grandmother Princess Marina, Duchess of Kent are first cousins. That is, Lady Gabriella and Prince Philip are first cousins twice removed.

Ella was educated at Downe House School, Cold Ash, Thatcham, Berkshire. In May 2004, Lady Gabriella graduated from Brown University in Providence, Rhode Island with a Bachelor of Arts degree in Comparative literature. She has written for Hola(Hello Magazine's Spanish Edition), The Spectator, The Mail on Sunday, and other publications.

Ancestry