John Trevor ( cy, Ieuan Trefor; died 10 April 1410), or John Trevaur, was

Bishop of St. Asaph The Bishop of St Asaph heads the Church in Wales diocese of St Asaph. The diocese covers the counties of Conwy and Flintshire, Wrexham county borough, the eastern part of Merioneth in Gwynedd and part of northern Powys. The Episcopal seat is loc ...

Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...

before becoming nominal

Bishop of St Andrews The Bishop of St. Andrews ( gd, Easbaig Chill Rìmhinn, sco, Beeshop o Saunt Andras) was the ecclesiastical head of the Diocese of St Andrews in the Catholic Church and then, from 14 August 1472, as Archbishop of St Andrews ( gd, Àrd-easbaig ...

Scotland Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to the ...

. His original name was Ieuan, which he later

anglicised Anglicisation is the process by which a place or person becomes influenced by English culture or British culture, or a process of cultural and/or linguistic change in which something non-English becomes English. It can also refer to the influen ...

to John and took on the surname Trevor. Trevor's brother Adda was married to the sister of

Owain Glyndŵr Owain ap Gruffydd (), commonly known as Owain Glyndŵr or Glyn Dŵr (, anglicised as Owen Glendower), was a Welsh leader, soldier and military commander who led a 15 year long Welsh War of Independence with the aim of ending English rule in Wa ...

, who appointed him as an ambassador to the French court. Ieuan was provided to the

see See or SEE may refer to: * Sight - seeing Arts, entertainment, and media * Music: ** ''See'' (album), studio album by rock band The Rascals *** "See", song by The Rascals, on the album ''See'' ** "See" (Tycho song), song by Tycho * Television * ...

St Asaph St Asaph (; cy, Llanelwy "church on the Elwy") is a City status in the United Kingdom, city and community (Wales), community on the River Elwy in Denbighshire, Wales. In the United Kingdom Census 2011, 2011 Census it had a population of 3,355 ...

on 21 October 1394. He served as

Richard II Richard II (6 January 1367 – ), also known as Richard of Bordeaux, was King of England from 1377 until he was deposed in 1399. He was the son of Edward the Black Prince, Prince of Wales, and Joan, Countess of Kent. Richard's father died ...

's diplomatic envoy to Scotland in 1395. In 1404 he supported the cause of Owain Glyndŵr and when the rising failed he was banished to Scotland.Haycock, Marged, "Early Welsh Poets Look North", in Woolf, Alex (ed.) (2013), ''Beyond the Gododdin: Dark Age Scotland in Medieval Wales'', University of St. Andrews, pp. 7 - 39, He was translated to St Andrews in 1408. As Bishop of St. Andrews, he was an anti-Bishop and never took possession of the see. This situation was the product of the

Western Schism The Western Schism, also known as the Papal Schism, the Vatican Standoff, the Great Occidental Schism, or the Schism of 1378 (), was a split within the Catholic Church lasting from 1378 to 1417 in which bishops residing in Rome and Avignon bo ...

, in which the Scots supported the

Avignon Popes The Avignon Papacy was the period from 1309 to 1376 during which seven successive popes resided in Avignon – at the time within the Kingdom of Arles, part of the Holy Roman Empire; now part of France – rather than in Rome. The situation arose ...

, and so only candidates of the Avignon Popes could take possession of the see. He died in Rome.

References

* Dowden, John, ''The Bishops of Scotland'', ed. J. Maitland Thomson, (Glasgow, 1912) 1410 deaths Bishops of St Andrews Bishops of St Asaph Year of birth unknown 15th-century Scottish Roman Catholic bishops 14th-century Scottish Roman Catholic priests {{UK-RC-bishop-stub