Peter George Grenfell, 2nd Baron St. Just (22 July 1922 – 1984) was an English peer, a member of the House of Lords from 1943 until his death.
[3] During the Second World War, Grenfell was commissioned as a Lieutenant into the King's Royal Rifle Corps.
On 26 November 1941, his father died and he succeeded as Lord St Just,[1] but could not take his seat in the House of Lords until reaching the age of twenty-one two years later.
On 1 June 1949, at St James's, Spanish Place, St Just married Leslie Nast, daughter of Condé Nast and Leslie Foster.
[4][1] They were divorced in 1955, and on 25 July 1956 he married secondly Maria Britneva,[1] a Russian-born actress, the daughter of Alexander Britnev, whose mother had brought her to England as a child.