James William Lowther, 1st Viscount Ullswater, GCB,PC,JP,DL (1 April 1855 – 27 March 1949), was a British Conservative politician. He was Speaker of the House of Commons between 1905 and 1921. He was the longest-serving Speaker of the 20th century.
There are three golden rules for Parliamentary speakers: Stand up. Speak up. Shut up.
— J. W. Lowther, 1917
Other public appointments
Lowther represented Great Britain at the International Conference at Venice in 1892, and at the International Conference on Emigration at Rome in 1924. He was Chairman of the Speakers' Electoral Reform Conference in 1916–1917, of the Buckingham Palace Conference (on the partition of Ulster) in 1914, of the Boundary Commissions (Great Britain and Ireland) in 1917, of the Royal Commission on Proportional Representation in 1918, Devolution Conference in 1919, of the Royal Commission on London Government, 1921–1922; of Review Committee Political Honours, 1923–1924, and Statutory Commission on Cambridge University, 1923; of the Agricultural Wages Board from 1930 to 1940; of the Lords and Commons Committee on Electoral Reform, 1929–1930; and of BBC Enquiry Committee, 1935. He was a Trustee of the British Museum from 1922 to 1931 and a Trustee of the National Portrait Gallery from 1925. In 1907 his portrait was painted by Philip de László.