MacKahan History, Family Crest & Coats of Arms

The surname MacKahan originally appeared in Gaelic as "O Cathain" or "Mac Cathain."

Early Origins of the MacKahan family

The surname MacKahan was first found in County Londonderry (Irish: Doire), a Northern Irish county also known as Derry, in the province of Ulster. At one time, the areas was named O'Cahan Country.

Early History of the MacKahan family

This web page shows only a small excerpt of our MacKahan research. Another 130 words (9 lines of text) covering the years 1172, 1196, 1617, 1641, 1644, 1819, 1697, 1757, 1714, 1631 and 1709 are included under the topic Early MacKahan History in all our PDF Extended History products and printed products wherever possible.

MacKahan Spelling Variations

Many spelling variations of the surname MacKahan can be found in the archives. One reason for these variations is that ancient scribes and church officials recorded names as they were pronounced, often resulting in a single person being recorded under several different spellings. The different spellings that were found include Keane, Kane, Kayne, Keaney, Keny, Keyne, O'Kane, O'Keane, O'Cahan, Cahan, Kean, O'Cain, McCloskey, McCluskey, McClaskey and many more.

Early Notables of the MacKahan family (pre 1700)

Prominent amongst the family at this time was Ruaidri Dall Ó Catháin (fl. late 16th/early 17th century), an Irish harper and composer; and Echlin O'Kane, one of the most famous of all Irish Harpists. Manus O'Cahan's Regiment of Foot was a body of soldiers, many of who had fought in Europe in the early years of the Thirty Years War. McColla, and a cousin by marriage, Manus O'Cahan, were thrown together in a joint Catholic-Protestant Scots-Irish peace keeping force in 1641. In one Ulster battle, McColla was badly wounded. O'Cahan personally dragged his giant 7-foot-tall (2.1 m) friend...
Another 98 words (7 lines of text) are included under the topic Early MacKahan Notables in all our PDF Extended History products and printed products wherever possible.


United States MacKahan migration to the United States +

A great mass of Ireland's native population left the island in the 19th century, seeking relief from various forms of social, religious, and economic discrimination. This Irish exodus was primarily to North America. If the migrants survived the long ocean journey, many unfortunately would find more discrimination in the colonies of British North America and the fledgling United States of America. These newly arrived Irish were, however, wanted as a cheap source of labor for the many large agricultural and industrial projects that were essential to the development of what would become two of the wealthiest nations in the western world. Early immigration and passenger lists indicate many people bearing the MacKahan name:

MacKahan Settlers in United States in the 18th Century
  • Denis Mackahan, who landed in New England in 1719 [1]


The MacKahan Motto +

The motto was originally a war cry or slogan. Mottoes first began to be shown with arms in the 14th and 15th centuries, but were not in general use until the 17th century. Thus the oldest coats of arms generally do not include a motto. Mottoes seldom form part of the grant of arms: Under most heraldic authorities, a motto is an optional component of the coat of arms, and can be added to or changed at will; many families have chosen not to display a motto.

Motto: Felis demulcta mitis
Motto Translation: A stroked cat is gentle.


  1. ^ Filby, P. William, Meyer, Mary K., Passenger and immigration lists index : a guide to published arrival records of about 500,000 passengers who came to the United States and Canada in the seventeenth, eighteenth, and nineteenth centuries. 1982-1985 Cumulated Supplements in Four Volumes Detroit, Mich. : Gale Research Co., 1985, Print (ISBN 0-8103-1795-8)


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