William was an Irish

priest A priest is a religious leader authorized to perform the sacred rituals of a religion, especially as a mediatory agent between humans and one or more deity, deities. They also have the authority or power to administer religious rites; in parti ...

in the early thirteenth century: the brother of Johannes, O.Cist,

Bishop of Leighlin The Lord Bishop of Leighlin was a separate episcopal title which took its name after the small town of Old Leighlin in County Carlow, Ireland. The title is now united with other bishoprics. In the Church of Ireland, it is held by the Lord Bis ...

from 1198 to 1201, he is the first recorded

Archdeacon of Leighlin The Archdeacon of Leighlin was a senior ecclesiastical officer within the Diocese of Ferns and Leighlin until 1835 and then within the Diocese of Ossory, Ferns and Leighlin until 1977 when it was further enlarged to become the Diocese of Cashel ...

, holding the office in 1200."Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 1" Cotton, H. p397

Dublin Dublin is the capital and largest city of Republic of Ireland, Ireland. Situated on Dublin Bay at the mouth of the River Liffey, it is in the Provinces of Ireland, province of Leinster, and is bordered on the south by the Dublin Mountains, pa ...

, Hodges & Smith, 1848-1878

References

Archdeacons of Leighlin {{Ireland-RC-clergy-stub