Nicolson, Harold George (1886-1968)

English author and diplomat. His works include biographies - Lord Carnock (1930), Curzon: The Last Phase (1934), and King George V (1952) - and studies such as Monarchy (1962), as well as the ‘Diaries and Letters’ (1930-62) for which he is best known. He married Vita Sackville-West in 1913. He was knighted in 1953.

Their relationship was described by their son, Nigel Nicholson, in Portrait of a Marriage (1973).