Ireland Alwyn Rice Jones (1934–2007), Bishop of St Asaph and also Archbishop of Wales Thomas Richards (priest) (c. 1687–1760), Anglican priest and canon of St Asaph's Cathedral Evan Roberts (1878–1950), Methodist preacher in the Welsh Revival John Roberts (Ieuan Gwyllt) (1822–1877), Methodist preacher and hymn-writer Daniel Rowland (1713–1790), Methodist preacher in the Welsh Revival William Salesbury (c. 1520–1584?), Welsh translator of the New Testament John Tudno Williams (born 1938), Moderator of the Presbyterian Church of Wales 2006–7 Rheinallt Nantlais Williams (1911–1993), Principal of the United Theological College, Aberystwyth Rowan Williams (born 1950), Archbishop of Canterbury from 2003 to 2012 William Richard Williams (1896–1962), Principal of the United Theological College, Aberystwyth William Williams Pantycelyn (1717–1791), hymn-writer Scientists Glyn Daniel (1914–1986), archaeologist, broadcaster Donald Watts Davies (1924–2000), "father of the internet"; co-inventor of packet switching (and originator of the term) Hugh Davies (1793–1821), botanist, clergyman Huw Dixon (born 1958), economist Lyn Evans (born 1945), project leader of the CERN, Switzerland-based Large Hadron Collider Herbert George (1893–1939), chemist, lecturer William Robert Grove (1811–1896), physicist Gwilym Jenkins (1933–1982), statistician, systems engineer Alwyn Jones (born 1947), biophysicist Eifion Jones (1925–2004), marine botanist Emrys Jones (1920–2006), geographer Steve Jones (born 1944), biologist, geneticist, author and television presenter William Jones (1675-1749), mathematician Brian David Josephson (born 1940), physicist, Nobel Laureate, inventor of the Josephson junction Edward Lhuyd (1660–1709), naturalist, botanist, linguist, geographer and antiquary Ronald Lockley (1903–2000), naturalist, author Victor Erle Nash-Williams, archaeologist Robert Recorde (1510–1558), mathematician and physician; inventor of the 'equals' sign in mathematics Gareth Roberts (1940–2007), physicist Graham Sutton (1903–1977), meteorologist Llewellyn Hilleth Thomas (1903–1992), physicist; discoverer of the 'Thomas precession' in relativity theory John Meurig Thomas (1932-2020), chemist Alfred Russel Wallace (1823–1913), biologist, co-discoverer of the theory of evolution by natural selection Phil Williams (1939–2003), astrophysicist, politician Sports people Athletes John Ainsworth-Davis (1895–1976), gold medallist at the 1920 Summer Olympics Jim Alford (1913–2004), British Empire Games gold medallist Steve Barry (born 1950), Commonwealth Games gold medallist Jamie Baulch (born 1973), 400m sprinter, Commonwealth Games bronze and silver medallist and silver medallist at the 1996 Summer Olympics Tim Benjamin (born 1982), Commonwealth Games silver medallist Steve Brace (born 1961), long-distance runner Guto Nyth Brân (1700–1737), runner Lesley Brannan (born 1976), hammer thrower Lynn Davies (born 1942), Olympic gold medallist Tenby Davies (1884–1932), world professional half-mile champion John Disley (born 1928), 3000 metres steeple chaser Dai Greene (born 1986) Tanni Grey-Thompson (born 1969), winner of