Treacy
Treacy is a surname of Irish origin, derived from the Gaelic Mac Threasaigh, meaning "son of Treasach." Treasach itself is an old Irish personal name meaning "fierce" or "combative." The name is most commonly found in the province of Munster, particularly in counties Cork and Tipperary.
Notable individuals with the surname Treacy include notable figures in various fields. John Treacy was a prominent
The Treacy surname is part of Ireland's rich history and heraldry, with various septs and branches of