John of Atholl was a bishop mentioned only in the '' Orkneyinga Saga'' as being sent by King

David I of Scotland David I or Dauíd mac Maíl Choluim ( Modern: ''Daibhidh I mac haoilChaluim''; – 24 May 1153) was a 12th-century ruler who was Prince of the Cumbrians from 1113 to 1124 and later King of Scotland from 1124 to 1153. The youngest son of Mal ...

on a diplomatic mission to

Orkney Orkney (; sco, Orkney; on, Orkneyjar; nrn, Orknøjar), also known as the Orkney Islands, is an archipelago in the Northern Isles of Scotland, situated off the north coast of the island of Great Britain. Orkney is 10 miles (16 km) north ...

. He is called a Bishop "from Atholl" which could either mean he was

Bishop of Dunkeld The Bishop of Dunkeld is the ecclesiastical head of the Diocese of Dunkeld, one of the largest and more important of Scotland's 13 medieval bishoprics, whose first recorded bishop is an early 12th-century cleric named Cormac. However, the first ...

or that he held another

episcopal see An episcopal see is, in a practical use of the phrase, the area of a bishop's ecclesiastical jurisdiction. Phrases concerning actions occurring within or outside an episcopal see are indicative of the geographical significance of the term, mak ...

but originated in province of

Atholl Atholl or Athole ( gd, Athall; Old Gaelic ''Athfhotla'') is a large historical division in the Scottish Highlands, bordering (in anti-clockwise order, from Northeast) Marr, Badenoch, Lochaber, Breadalbane, Strathearn, Perth, and Gowrie. H ...

References

* Watt, D. E. R., ''Fasti Ecclesiae Scotinanae Medii Aevi ad annum 1638'', 2nd Draft, (St Andrews, 1969) 12th-century deaths History of Orkney 12th-century Scottish Roman Catholic bishops Scottish diplomats People from Perth and Kinross Year of birth unknown {{UK-bishop-stub