Brannan

Brannan is a masculine name of Irish origin, derived from the Gaelic surname Ó Braonáin, meaning 'descendant of Braonán' (a personal name related to 'braon' meaning 'sorrow' or 'drop of rain'). This distinctive name carries a strong Celtic heritage while maintaining a contemporary sound that works well in modern contexts. Brannan may also be associated with Brannan Island in California, named after early American settler Samuel Brannan. As a first name, Brannan remains relatively uncommon, offering families a recognizable yet distinctive choice that avoids being overly popular. The name shares phonetic similarities with more common names like Brandon and Brennan, making it accessible while maintaining its unique identity. Brannan projects a strong, masculine image with its sharp consonants and has appeal for families seeking Irish heritage names that aren't overused.

Brannan is also given to girls.

Pronounced BRAN-un.

As of October 2026, Brannan ranked #13699 for girls in US births in 1995 and #12408 for boys in US births in 2021 SSA, peaked at #9120 for girls in 1979 and #2680 for boys in 1978.