John Cayo Evans (1 March 1879 – 8 March 1958) was a

Welsh Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peop ...

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

and academic.

Life

Evans was born on 1 March 1879 (

St David's Day Saint David's Day ( cy, Dydd Gŵyl Dewi Sant or ; ), or the Feast of Saint David, is the feast day of Saint David, the patron saint of Wales, and falls on 1 March, the date of Saint David's death in 589 AD. The feast has been regularly celebr ...

) and educated at St David's College School,

Lampeter Lampeter (; cy, Llanbedr Pont Steffan (formal); ''Llambed'' (colloquial)) is a town, community and electoral ward in Ceredigion, Wales, at the confluence of the Afon Dulas with the River Teifi. It is the third largest urban area in Ceredigion, ...

, Wales. He then studied at

University College, Aberystwyth Aberystwyth University ( cy, Prifysgol Aberystwyth) is a Public university, public Research university, research university in Aberystwyth, Wales. Aberystwyth was a founding member institution of the former federal University of Wales. The universi ...

and

Jesus College, Oxford Jesus College (in full: Jesus College in the University of Oxford of Queen Elizabeth's Foundation) is one of the constituent colleges of the University of Oxford in England. It is in the centre of the city, on a site between Turl Street, Ship St ...

. At Oxford, he obtained first-class degrees in mathematics (1901) and Natural Science (1903). He was a member of the Indian Educational Service from 1905 to 1922 before being appointed Professor of Mathematics at

St David's College, Lampeter University of Wales, Lampeter ( cy, Prifysgol Cymru, Llanbedr Pont Steffan) was a university in Lampeter, Wales. Founded in 1822, and incorporated by royal charter in 1828, it was the oldest degree awarding institution in Wales, with limited ...

(later renamed the University of Wales, Lampeter). He was High Sheriff of Cardiganshire for the year 1941 to 1942. He died on 8 March 1958. Evans was an early member of Plaid Cymru; one of his two sons was the political activist

Julian Cayo-Evans William Edward Julian Cayo-Evans (22 April 1937 – 28 March 1995) was a Welsh political activist and one time leader of the radical political group Free Wales Army. Life Born at 'Glandenys', Silian, near Lampeter, where he also died, Cayo-Evans ...

References

{{DEFAULTSORT:Evans, John Cayo 1879 births 1958 deaths Welsh scholars and academics Welsh mathematicians Alumni of Aberystwyth University Alumni of Jesus College, Oxford Academics of the University of Wales, Lampeter High Sheriffs of Cardiganshire 20th-century Welsh mathematicians