Brennan

• (surname): Branon

From Irish Ó Braonáin (“descendant of Braonán”), a diminutive of braon (“moisture, drop”). Alternatively, from Irish Ó Branáin (“descendant of Branán”), a diminutive of bran (“raven”).

Brennan (plural Brennans)

1. A surname from Irish.
2. A male given name transferred from the surname, of mostly American usage.
3. A male given name, variant of Brendan.

• According to the 2010 United States Census, Brennan is the 701^st most common surname in the United States, belonging to 49,238 individuals. Brennan is most common among White (94.6%) individuals.

• Hanks, Patrick, editor (2003), “Brennan”, in Dictionary of American Family Names, volume 1, New York City: Oxford University Press, →ISBN, page 223.

• Brannen