Mary O'Leary
(Redirected from Mary O Leary)
Mary O'Leary may refer to:
- Mary O'Leary (producer), American soap opera producer
- Mary O'Leary (camogie), former camogie player
- Mary O'Leary (Big Brother), reality show contestant
- Liz Truss, British former Prime Minister, whose birth name was Mary and is married to Hugh O'Leary