The name has no Irish language version; it's still spelled Irene.
irish
Even with the last name in a 'Gaelic' form Irene was spelled as in English.
Irene Pollin's birth name is Irene Lee Kercheck.
Irene Lucchitti has written: 'The islandman' -- subject(s): Authors, Irish, Biography, Criticism and interpretation, Historiography, Irish authors, Social life and customs
Irene Ambrus's birth name is Klopfer, Irene.
Irene Anders's birth name is Irene Swartz.
Irene Saltern's birth name is Irene Stern.
Irene Pozzi's birth name is Irene Pozzi.
Irene Prador's birth name is Peiser, Irene.
Irene Vanbrugh's birth name is Barnes, Irene.
Irene Spencer's birth name is Irene Kunz.