Peter O'Leary
# Peter O'Leary

Peter O'Leary may refer to:

* Peter O'Leary (referee) (born 1972), New Zealand association football referee
* Peter O'Leary (Kerry Gaelic footballer), Gaelic football goalkeeper from County Kerry
* Peter O'Leary (Laois Gaelic footballer) (born 1985), Gaelic football player from Laois in Ireland
* Peter O'Leary (sailor) (born 1983), Irish sailor
* Peadar Ua Laoghaire (1839–1920), Irish-language author
