Last Names

Surnames / F

Flanagan

What is the origin of the last name Flanagan?

Irish originPatronymic (from a parent or ancestor)Rank #1,134 in the US

Meaning and origin

The last name Flanagan has its origin in Ireland and is an anglicized version of the Gaelic surname Ó Flannagáin, which translates to "descendant of Flannagán." The Irish name Flannagán is derived from the Gaelic word "flann," meaning "reddish" or "ruddy." As a patronymic surname, Flanagan indicates ancestral descent from an individual named Flannagán. The name has deep historical roots and is commonly found among the Irish diaspora.

The longer story

The last name Flanagan has its origins in Ireland, specifically in the province of Connacht. It is derived from the Irish Gaelic name Ó Flannagáin, which translates to "descendant of Flannagán." Flannagán is a personal name derived from the Gaelic word "flann," meaning "red" or "ruddy." The surname Flanagan is fairly common in Ireland and has also spread to other parts of the world, particularly the United States.

One possible interpretation of the name Flanagan is that it was originally a nickname given to someone with red hair or a red complexion, as the Gaelic word "flann" can reference these characteristics.

The Flanagan surname has ancient roots in Ireland, with historical records dating back centuries. The first recorded instance of the name can be traced to the year 1176, when a Flannagán was documented as the Bishop of Tuam in County Galway.

Surname origins are rarely settled: one spelling can have several sources, and families often took a name for reasons nobody wrote down. Check it against the sources below before you rely on it.

Similar spellings

#1,134

Flanagan was the 1,134th most common surname in the 2010 US Census, with 30,887 people, about 10 in every 100,000.

Who carries it

  • White (non-Hispanic)88.8%
  • Hispanic or Latino2.4%
  • Black (non-Hispanic)6.5%
  • Asian or Pacific Islander0.6%
  • Two or more races1.3%
  • American Indian or Alaska Native0.4%

Where it is found

Countries linked to Flanagan.

Surnames like Flanagan

Names it is linked with, then names with the same origin and a similar standing.

Check the sources

For a name you are serious about, compare the dictionaries: Reaney and Wilson, A Dictionary of English Surnames; Hanks, Dictionary of American Family Names.