Diarmaid Ua Madadhan (died 1135) was King of Síol Anmchadha and Uí Maine.

Background

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Diarmaid was the son of Madudan Reamhar Ua Madadhan (died 1096). In addition to ruling Síol Anmchadha, he was the last of his dynasty to gain overlordship of Uí Maine, ca. 1134.

Ua Fuirg and Ua Ceannéidigh

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In 1131 he was responsible for the slaying of Domhnaill Ua Fuirg, lord of Uí Forgo. This led to his own death in 1135 by Gilla Caoimhin Ua Ceannéidigh, to whom Ua Fuirg was a dependent. He was succeeded by Cú Coirne Ua Madadhan, who ruled from 1135 to 1158.

Family

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The names of Diarmaid's spouses and partners do not seem to be recorded. He is listed as having the following male issue:

A poem described Diarmaid as without weakness or error.

Preceded by King of Síol Anmchadha
1101–1135
Succeeded by
Preceded by King of Uí Maine
1134–1135
Succeeded by

References

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  • The Tribes and customs of Hy-Many, John O'Donovan, 1843
  • O'Madáin: History of the O'Maddens of Hy-Many, Gerard Madden, 2004. ISBN 0-9529511-7-7.
  • Annals of Ulster at CELT: Corpus of Electronic Texts at University College Cork
  • Annals of Tigernach at CELT: Corpus of Electronic Texts at University College Cork
  • Revised edition of McCarthy's synchronisms at Trinity College Dublin.