Caintigern or Saint Kentigerna, was a daughter of Cellach Cualann

Cellach Cualann

Cellach Cualann mac Gerthidi was the last Uí Máil king of Leinster. Cellach's byname is derived from the land of Cualu which lay around Glendalough.The name Uí Máil may mean "grandsons of the princes"...

, King of Leinster, and of Caintigern, daughter of Conaing Cuirre. Her feast is listed in the Aberdeen Breviary for 7 January.

Her husband is said to have been Feriacus regulus of Monchestre. Mac Shamhrain identifies him with the Feradach hoa Artúr of Dál Riata, the possible grandson of King Arthur

King Arthur

King Arthur is a legendary British leader of the late 5th and early 6th centuries, who, according to Medieval histories and romances, led the defence of Britain against Saxon invaders in the early 6th century. The details of Arthur's story are mainly composed of folklore and literary invention, and...

 who signed the Cáin Adomnáin

Cáin Adomnáin

The Cáin Adomnáin , also known as the Lex Innocentium was promulgated amongst a gathering of Irish, Dál Riatan and Pictish notables at the Synod of Birr in 697. It is named after its initiator Adomnán of Iona, ninth Abbot of Iona after St...

at Birr

Birr

Birr is a town in County Offaly, Ireland. Once called Parsonstown, after the Parsons family who were local landowners and hereditary Earls of Rosse. It is also a parish in the Roman Catholic Diocese of Killaloe....

 in 697 and supposes that he was a king in Dál Riata

Dál Riata

Dál Riata was a Gaelic overkingdom on the western coast of Scotland with some territory on the northeast coast of Ireland...

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Along with her brother St. Comgan and her son St. Fillan

Fillan

Saint Fillan, Filan, Phillan, Fáelán or Faolan is the name of two Scottish saints, of Irish origin. The career of a historic individual lies behind at least one of these saints Saint Fillan, Filan, Phillan, Fáelán (Old Irish) or Faolan (modern Gaelic) is the name of (probably) two Scottish...

, the widowed Caintigern is said to have lived as a hermit

Hermit

A hermit is a person who lives, to some degree, in seclusion from society.In Christianity, the term was originally applied to a Christian who lives the eremitic life out of a religious conviction, namely the Desert Theology of the Old Testament .In the...

, first in Strath Fillan, then in the Lennox

Lennox

Lennox may refer to:* Lennox , often referred to as "The Lennox", an historic mormaerdom, earldom and then dukedom, in Stirling, Scotland* Lennox International, a global manufacturer of furnaces and central air conditioners....

, on the island of Inchcailloch

Inchcailloch

Inchcailloch is an island on Loch Lomond in Scotland. It is 85 m at its highest point. It is also known to some as Inchebroida....

 on Loch Lomond

Loch Lomond

Loch Lomond is a freshwater Scottish loch, lying on the Highland Boundary Fault. It is the largest lake in Great Britain by surface area. The lake contains many islands, including Inchmurrin, the largest fresh-water island in the British Isles, although the lake itself is smaller than many Irish...

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