1893-1898: Sir Philip Currie 1898-1908: Sir Nicholas O'Conor-Don Apr–Jul 1908: Sir George Head Barclay 1908-1913: Sir Gerard Lowther, 1st Baronet 1913-1914: Sir Louis Mallet 1914-1918: no diplomatic relations due to World War I 1918-1919: Somerset Gough-Calthorpe (High Commissioner), also Commander-in-Chief of the Mediterranean Fleet 1920-1924 Sir Horace Rumbold, 9th Baronet (British Commissioner at Constantinople) From 1925 onwards, following the formation of the Republic of Turkey, see: List of Ambassadors from the United Kingdom to Turkey List of other prominent British residents 1880s Francis Richard Plunkett served as Diplomatic Secretary 1876: Robert Gascoyne-Cecil, 3rd Marquess of Salisbury - Represented Britain at the Six Powers Constantinople Conference. late 19th century Sir Edgar Vincent, Director-General of the Imperial Ottoman Bank 17th century Sir Paul Rycault - Secretary to the Ambassador and Consul in Smyrna. Thomas Dallam - organ maker William Biddulph Protestant chaplain in Aleppo in 1653 the Commonwealth appointed one Richard Lawrence as agent 1668 - 1671 Sir George Etherege, restoration rake and writer, secretary to Daniel Harvey References Ottoman Empire United Kingdom