Show ContentsMacSheehy History, Family Crest & Coats of Arms

The Irish name MacSheehy is derived from the Gaelic "Mac Sithigh," which is probably derived from "sithigh," meaning "peace." [1]

Early Origins of the MacSheehy family

The surname MacSheehy was first found in Limerick (Irish: Luimneach) located in Southwestern Ireland, in the province of Munster, where they have held a family seat from ancient times and it is said that they arrived in Limerick about 1400, having come from the north where they were a branch of the McDonnells of Antrim. The sept were "gallowglasses," mercenary soldiers who fought for kings and chiefs. In Limerick they served the Earl of Desmond and held a family seat near the town of Rathkeale. [2]

Early History of the MacSheehy family

This web page shows only a small excerpt of our MacSheehy research. Another 139 words (10 lines of text) covering the year 1642 is included under the topic Early MacSheehy History in all our PDF Extended History products and printed products wherever possible.

MacSheehy Spelling Variations

Spelling variations of this family name include: Sheehy, McSheehy, MacSheehy, Sheehey, Sheehee, McSheehey, McSheehee, MacSheehey, MacSheehee, O'Sheehy and many more.

Early Notables of the MacSheehy family

More information is included under the topic Early MacSheehy Notables in all our PDF Extended History products and printed products wherever possible.

Migration of the MacSheehy family

Some of the first settlers of this family name or some of its variants were: Edmund Sheehy, who arrived in Philadelphia in 1815; Cathn. Sheehy, who arrived in Philadelphia in 1817; Edmond Sheehy, who arrived in Quebec in 1825; William Sheehy, who was on record in Allegheny Coujty, PA in 1828.



  1. Smith, Eldson Coles, New Dictionary of American Family Names New York: Harper & Row, 1956. Print
  2. MacLysaght, Edward, Supplement to Irish Families. Baltimore: Genealogical Book Company, 1964. Print.


Houseofnames.com on Facebook