Ó hÍr
Ó hÍR—I—O Hier, O Hire, O Heere, O'Hear, O'Hare, O'Haire, Hear, Heare, Hare, Hair, Haire; 'descendant of Ír'; the name of an Oriel family, akin to that of Ó hAnluain (which see), who were chiefs of Oirtheara, now the baronies of Orier in the east of Co. Armagh; to be distinguished from Ó hOichir (which see) of Thomond, which is similarly anglicised. See also Ó hÉir.
Alphabetical Index to Irish Surnames