Ó Meadhra
Ó Meadhra is a Gaelic-Irish surname. Overview

The Ó Meadhra clan were a sept of the Dal gCais, and the name is most common in the dynasty's homeland of north-east Thomond (presently County Tipperary and the adjoining parts of County Clare). The family seat was Toomevara (O'Meara's tumulus). Members of the family were physicians and poets to the Earl of Ormond. The last Gaelic-era Chief of the Name was Domhnall Ó Meadhra. Ó Meadhra was Anglicized as O'Meara and O'Mara, both of which may not necessarily have an "O'" prefix. People

References

 O'Meara : the descendants of three sons of Ireland, John, Patrick and Michael, who came to New Zealand and settled in Southland and Masterton, John F. Tourelle, Annabelle O'Meara Ltd., Arrowtown, New Zealand, 1998 (National Library of New Zealand P q929.2 OME TOU 1998)
 A historical profile of the O'Meara, O'Mara family: the Dalcassians of Ireland, Irish Families Historical Society, New Jersey, 1993 (Library of Congress CS499 .O62 1993)

Irish-language surnames
Septs of the Dál gCais
Irish clans
Irish families