Donnchad mac Domnall Claen

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Donnchad mac Dómnaill Clóen was the tenth and last King of Leinster to be inaugurated and based on Lyons Hill, Ardclough, County Kildare. He was a member of the Uí Dúnchada, one of three septs of the Uí Dúnlainge dynasty which rotated the kingship of Leinster between 750 - 1050 and is a significant figure in County Kildare History.{{Cite journal |last=Ó RIAIN |first=PÁDRAIG |date=1974 |title=Battle-site and territorial extent in early Ireland |url=http://dx.doi.org/10.1515/zcph.1974.33.1.67 |journal=Zeitschrift für celtische Philologie |volume=33 |issue=1 |doi=10.1515/zcph.1974.33.1.67 |issn=0084-5302|url-access=subscription }} He was deposed in 1003. Máel Mórda mac Murchada of the Uí Fáeláin sept replaced him as king.{{Cite journal |last=Westropp |first=Thomas J. |date=1914 |title=The Hero of Clontarf. Part II |url=https://www.jstor.org/stable/20503543 |journal=The Irish Monthly |volume=42 |issue=490 |pages=177–189 |issn=2009-2113}}