Charles Clive Bigham, 2nd Viscount Mersey, CMG, CBE, PC, FSA (18 August 1872 – 20 November 1956) was a British peer and Liberal politician.
Finding soldiering uncongenial, he joined the reserves and travelled to the Ottoman Empire, Persia, Russia, China, and the Balkans, holding appointments as honorary attaché to various British embassies along the way.
At the end of the war he was appointed honorary attaché to the British embassy at Constantinople at the request of Sir Philip Currie, in order to act as British representative on the International Repatriation Commission for displaced Greek peasants in Thessaly.
[1] In 1899, he was transferred to the Peking embassy, and joined the Russian Army on campaign in Manchuria during the Boxer Rebellion.
He contested Windsor for the Liberals in the 1906 general election, but narrowly lost.