Career
He was defeated at the 1923 general election by the Liberal Party candidate Goronwy Owen, and although he stood again for Caernarvonshire in 1924 and 1929, he was never returned to the House of Commons. Jones served on Trades Union Congress General Council from 1921 to 1932. From 1908 to 1923, he was General Secretary of the North Wales Quarrymen"s Union.