Show ContentsMcCanny History, Family Crest & Coats of Arms

The name McCanny arose in two distinct Irish Septs, the O'Cannys and the MacCannys. The O'Cannys are descended from the powerful Ó Caithniadh sept, whereas the MacCannys are descended from the Mac Annaidh (later Mac Cannaidh) Sept. 1

Early Origins of the McCanny family

The surname McCanny was first found in Thomond (Irish: Tuadh Mumhan), what is now County Clare, and in Erris, now County Mayo, where the O Caithniadh family of the Ui Fiachrach Muaidhe were chiefs until the 13th century.

Early History of the McCanny family

This web page shows only a small excerpt of our McCanny research. The years 1609 and 1850 are included under the topic Early McCanny History in all our PDF Extended History products and printed products wherever possible.

McCanny Spelling Variations

Spelling variations of this family name include: Canny, O'Canny, MacCanny and others.

Early Notables of the McCanny family

Notable amongst the family name at this time was the MacCanny family of the Castle of Drumbanny, near Limerick. Later the family were of Ballycasey (now Firgrove) in the...
Another 28 words (2 lines of text) are included under the topic Early McCanny Notables in all our PDF Extended History products and printed products wherever possible.


Canada McCanny migration to Canada +

Some of the first settlers of this family name were:

McCanny Settlers in Canada in the 19th Century
  • Biddy McCanny, aged 20, who arrived in Saint John, New Brunswick aboard the ship "Ambassador" in 1834

Australia McCanny migration to Australia +

Emigration to Australia followed the First Fleets of convicts, tradespeople and early settlers. Early immigrants include:

McCanny Settlers in Australia in the 19th Century
  • John McCanny, aged 22, a labourer, who arrived in South Australia in 1857 aboard the ship "Lady Ann"

Contemporary Notables of the name McCanny (post 1700) +

  • R J McCanny, American Civil War soldier, member of the Georgia 60th Infantry Regiment
  • Sir John Vincent McCanny CBE, FREng, FRS, MRIA (b. 1952), Irish Professor of Microelectronics Engineering at Queen’s University Belfast


  1. MacLysaght, Edward, Supplement to Irish Families. Baltimore: Genealogical Book Company, 1964. Print.


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