Log in  | New? Register
Italians want the EU to continue...?

2,751 TIERNAN members around the world

Keep me informed as to TIERNAN Family online & offline events

TIERNAN points found: 477

TIERNAN Family History

Recorded as O'Tiernan, MacTiernan, McTiernan, and Tiernan, this notable surname is Irish. It derives from the Old Gaelic name MacTighearnain, meaning the son of Tierna, a name meaning lord or master. Traditionally, Irish family names are taken from the heads of tribes, revered elders, or some illustrious warrior, and are usually prefixed by "Mac", denoting "son of", or "O", grandson, male descendant of. Two separate septs of MacTiernan arose independently in Ireland, the first belonged to the Ulster county of Cavan, and were a branch of the great O'Rourkes, styled Lords of Breffny, whose chieftains ruled territory in Counties Cavan and Leitrim...

The TIERNAN Family Message Board

Leave a message for TIERNAN family members.

  • Find your TIERNAN ancestor
  • Tell us about your TIERNAN Family
  • Ask a question about the TIERNAN history
  • Tell us about your TIERNAN ancestors
#1 Rosemary Thomas

My father was John Tiernan born i Liverpool in 1904. His father came to Liverpool as a child/young man but his grandfather came from Ireland possibly Roscommon,

Areas of Origin for TIERNAN

Invite more TIERNAN family members!

Click 'Invite' to connect with more members of the TIERNAN 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