Dame Fiona Caldicott (née Soesan; 12 January 1941 – 15 February 2021) was a British psychiatrist and psychotherapist who also served as Principal of Somerville College, Oxford.

Caldicott was born on 12 January 1941 in Troon, daughter of barrister Joseph Maurice Soesan and civil servant Elizabeth Jane (née Ransley).

[2] Caldicott was educated at City of London School for Girls, then studied medicine and physiology at St Hilda's College, Oxford, qualifying BM BCh in 1966.

[citation needed] Caldicott became the UK's first National Data Guardian for Health and Social Care in November 2014.

In 1965, she married Robert Gordon Woodruff Caldicott, who ran his family's wine merchant business;[22] they had two children.