Rhondda, David Alfred Thomas, 1st Viscount Rhondda (1856–1918)

British colliery owner and politician. He became a leading figure in South Wales industry and through a series of amalgamations of mining companies came to be head of the huge Cambrian combine. He was elected Liberal member of Parliament for Merthyr (1888–1910) and subsequently was MP for Cardiff from 1910. He was president of the Local Government Board from 1916–17 and became food controller in 1917. As such he took firm measures to end speculation in food and introduced compulsory food rationing in 1918.

He was born in Aberdare, Glamorgan, Wales. He was made Baron Rhondda in 1916 and Viscount Rhondda in 1918.