The professor, civil servant, administrator, and author Dr Thomas Jones CH (1870–1955) was also born in Rhymney. After leaving school at 14 he became a clerk at the Rhymney Iron and Steel Works. He was admitted to the University College of Wales, Aberystwyth in 1890 and later migrated to Glasgow University in 1890. Between 1904 and 1905 he lectured in Ireland and upon returning to Wales in 1910 became Secretary of the Welsh National Campaign against Tuberculosis. He was appointed Secretary of the National Health Insurance Commission (Wales) in 1912 and transferred to London in 1916 as Assistant Secretary to the Cabinet, eventually becoming Deputy Secretary. He suffered a serious fall indoors at his home in Kent in June 1955 and died in a private nursing home on 15 October 1955.