Background

Dub Lemna was a daughter of Tighearnáin mac Seallachan, King

King

- Centers of population :* King, Ontario, CanadaIn USA:* King, Indiana* King, North Carolina* King, Lincoln County, Wisconsin* King, Waupaca County, Wisconsin* King County, Washington- Moving-image works :Television:...

 of Brefine (died c. 888). Her brother, Ruarc mac Tighearnáin (fl. c. 893), was the eponym

Eponym

An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...

 and ancestor

Ancestor

An ancestor is a parent or the parent of an ancestor ....

 of the clan

Clan

A clan is a group of people united by actual or perceived kinship and descent. Even if lineage details are unknown, clan members may be organized around a founding member or apical ancestor. The kinship-based bonds may be symbolical, whereby the clan shares a "stipulated" common ancestor that is a...

 Ó Ruairc

O'Rourke

The O'Rourkes were the historic rulers of Breifne.O'Rourke may refer to several different people:-People:* Andrew O'Rourke, judge and politician from New York State* Beto O'Rourke , American entrepreneur and civic leader...

, Kings of Breifne.

Marriage and children

Dub Lemna married Donnchad Donn

Donnchad Donn

Donnchadh Donn mac Flainn was High King of Ireland. He belonged to Clann Cholmáin, a branch of the southern Uí Néill.-Origins:...

 of the Clann Cholmáin

Clann Cholmáin

Clann Cholmáin is the name of the dynasty descended from Colmán Mór , son of Diarmait mac Cerbaill. Part of the Southern Uí Néill — they were the kings of Mide — they traced their descent to Niall Noígiallach and his son Conall Cremthainne.Related dynasties descended through Conall...

, who was King of Mide and High King of Ireland

High King of Ireland

The High Kings of Ireland were sometimes historical and sometimes legendary figures who had, or who are claimed to have had, lordship over the whole of Ireland. Medieval and early modern Irish literature portrays an almost unbroken sequence of High Kings, ruling from Tara over a hierarchy of...

 from 919 till his death in 944. She was his third wife. Her children by Donnchad are uncertain but they do not include Oengus mac Donnchada, who appears to have been a son of Cainnech ingen Canannán of Ailech

Ailech

Ailech was a medieval kingdom in Ireland, roughly centred on modern-day County Tyrone and the Inishowen peninsula in Ulster....

, who died in 929.

This leaves sons Conn (died 944) and Domnall Donn (died 952), daughters Flann ingen Donnchad Donn (died 940) and Óebfhinn ingen Donnchad Donn

Annalistic reference

The Chronicon Scotorum

Chronicon Scotorum

Chronicon Scotorum is a medieval Irish chronicle.According to Nollaig Ó Muraíle, it is "a collection of annals belonging to the 'Clonmacnoise group', covering the period from prehistoric times to 1150 but with some gaps, closely related to the 'Annals of Tigernach'...

, sub anno 943, state that "Dub Léna daughter of Tigernán, king of Bréifne, wife of the king of Temair, i.e. Donnchad son of Flann, dies.."