Arthur Nicolson 1st Baron Carnock
 Sir Arthur Nicolson 1st Baron Carnock GCB GCMG GCVO KCIE (19 September 1849–5 November 1928) known as Sir Arthur Nicolson 11th Baronet from 1899 to 1916 was a British diplomat and politician during the last quarter of the 19th century to the middle of World War I.