Thomas Price (17 April 1820 – 29 February 1888) was a leading figure in the political and religious life of Victorian Wales, and the central figure of the Cynon Valley for more than forty years. As minister of Calfaria Baptist Chapel, Aberdare, Price would establish a number of chapels in the town, wrote and edited a number of books and newspapers, played an active role in local and national government and is remembered as the leading defender of the Welsh speaking population during the "Treachery of the Blue Books" (Welsh: Brad y Llyfrau Gleision)