An Cosnmhaidh Ua Dubhda

An Cosnmhaidh Ua Dubhda was the king of Ui Fiachrach Muaidhe.
His wife, Dubh Essa Bean Uí Dubhda, died in 1190.

Annalistic reference

''1162. Cosnamhaigh Ua Dubhda, lord of Ui-Amhalghadha, was slain by his own tribe.''