Log in  | New? Register

414 MCKIERNAN members around the world

Stay informed about MCKIERNAN Family online & offline events!

Keep me informed as to MCKIERNAN Family online & offline events

My MCKIERNAN family came from?

See our recent family gatherings

MCKIERNAN Family History

Recorded in a complex number of spellings including O'Tierney, MacTiernan, MacKiernan, McKernon, McKiernan, Kiernan, Kernon, and many others, this is a famous Irish surname. However spelt it is derived from the pre 10th century Gaelic "Tighearnaigh", translating as "lord or master", a meaning which no doubt contributed to its considerable popularity. Traditionally Gaelic family surnames are taken from the heads of tribes, or from some illustrious warrior, and this is no exception. The surname is especially widespread (as O'Tierney or Tiernan) in Counties Mayo and Galway, and as (Mac)Tiernan, (Mac)Kiernan, (Mac)Kernon in County Cavan. The ancient records of Ireland known as the Annals of the Four Masters recorded that the original name holders in the 10th century were the lords of Teallach, in County Cavan...

Who have we missed?

Tell us about any famous MCKIERNAN (or surname variant) you think we should add here. We will get our genealogists to check them out and add them to the list. Thanks!


Join the conversation with the MCKIERNAN tribe

  • Find your MCKIERNAN ancestor
  • Tell us about your MCKIERNAN Family
  • Tell us about your MCKIERNAN ancestors
  • Ask a question about the MCKIERNAN history
  • Leave a message for MCKIERNAN family members
Areas of Origin for MCKIERNAN

Invite more MCKIERNAN family members!

Write an email address and click 'Invite' to share this page with more members of the MCKIERNAN tribe.

Log in or Register to invite others
Family Coat of Arms Generator

Why not see what your family crest could look like based on your own family characteristics?

Create Crest

Discover where the MCKIERNAN Family members live around the world

Explore where tribe members live today!


Show off the MCKIERNAN Family Crest…

Wear your crest with pride...plenty of products to choose from