Treacy
Treacy is a surname of Irish origin. It means "fighter". Below are many famous Treacys
- Billy Treacy, Irish rugby league player
- Carolyn Treacy, American Winter Olympics athlete
- Colman Treacy, Judge, lawyer
- Darren Treacy , Australian former rugby league footballer
- Darren Treacy , English former footballer
- Eric Treacy, Anglican Bishop and railway photographer.
- Emerson Treacy, American stage and film actor
- Jim Treacy, Irish hurler
- John Patrick Treacy, American Roman Catholic Bishop of La Crosse, Wisconsin
- John Treacy, Irish Olympic track and field athlete
- Keith Treacy, Irish professional football player
- Noel Treacy, Irish politician; TD for Galway East
- Patrick Ambrose Treacy, Irish Roman Catholic missionary to Australia and New Zealand
- Philip Treacy, Irish milliner; designed hats for the wedding of Prince Charles and Camilla Bowles
- Ray Treacy, Irish professional football player
- Sara Louise Treacy, Irish Athlete
- Seán Treacy, leader of the IRA during the Irish War of Independence
- Seán Treacy , Irish politician; speaker of Dáil Éireann 1973–77 and 1987–97
