Sir John Rhŷs, (also spelled Rhys; 21 June 1840 – 17 December 1915) was a Welsh scholar, fellow of the British Academy, Celticist and the first professor of Celtic at Oxford University. Early years and education. He was born John Rees at Ponterwyd in Ceredigion, to a lead miner and farmer, Hugh Rees, and his wife. Rhŷs was educated at schools in Bryn-chwyth, Pantyffynnon and Ponterwyd before moving to the British School, a recently opened institution at Penllwyn, in 1855. Here Rhŷs was enrolled as a pupil and teacher, and after leaving studied at Bangor Normal College from 1860 to 1861.
https://en.wikipedia.org/wiki/John_Rh%C5%B7s