Sulien was an 11th-century Bishop of St David's, for two periods (1073-1078 and 1079/80-1085/6). He died about 1090/1. Sulien is closely associated with the '' clas'' church at Llanbadarn Fawr near

Aberystwyth Aberystwyth (; ) is a University town, university and seaside town and a community (Wales), community in Ceredigion, Wales. It is the largest town in Ceredigion and from Aberaeron, the county's other administrative centre. In 2021, the popula ...

where it appears that he took refuge when

St David's St Davids or St David's (, , "Saint David, David's Welsh toponymy, house”) is a St David's Cathedral, cathedral City status in the United Kingdom, city in Pembrokeshire, Wales. It lies on the River Alun, Pembrokeshire, River Alun and is ...

was at times exposed to

Viking Vikings were seafaring people originally from Scandinavia (present-day Denmark, Norway, and Sweden), who from the late 8th to the late 11th centuries raided, pirated, traded, and settled throughout parts of Europe.Roesdahl, pp. 9� ...

incursions. Llanbadarn enjoyed a reputation for scholarship. One of his sons, Rhigyfarch was the author of a 'Life of

Saint David David (; ; ) was a Welsh Christian prelate who served as Bishop of Mynyw during the 6th century. He is the patron saint of Wales. David was a native of Wales, and tradition has preserved a relatively large amount of detail about his life. ...

References

*Evans, D. Simon (1959). ''Buched Dewi''. *Williams (ab Ithel), John, ed. (1860), ''Annales Cambriae (444 – 1288)'', London: Longman, Green, Longman, and Roberts 1090s deaths Bishops of St Davids People from Ceredigion Welsh scholars and academics 11th-century English Roman Catholic bishops Year of birth unknown {{Wales-RC-bishop-stub