Leahy (surname)
Leahy is an Irish surname, anglicised from the Gaelic (Ó Laochdha) and was found in Cork, Kerry and Tipperary. Laochda means "hero/heroic".
- Brendan Leahy, Bishop of Limerick.
- Con Leahy (1880-1921), Irish athlete
- Edward Daniel Leahy (1797–1875), Irish painter
- Edward L. Leahy
- Frank Leahy
- John Leahy (executive), an executive at Airbus
- John Leahy (diplomat), a British diplomat
- Kevin Leahy (disambiguation)
- Margaret Leahy
- Michael Leahy (disambiguation)
- Pat Leahy (American football)
- Pat Leahy (Australian footballer)
- Pat Leahy (ice hockey)
- Patrick Leahy, United States Senator
- Peter Leahy - Chief of the Australian Army
- Sean Leahy
- Terry Leahy
- William D. Leahy (1875-1959), American naval officer and ambassador
- William P. Leahy (1948-), President of Boston College