Definitions

1. noun

A masculine given name of Irish origin, derived from the Gaelic word ‘Brenan’ or ‘Brenin’, meaning ‘little king’.

“The actor was born Brennan and later changed his stage name.”

2. noun

A variant spelling of the surname Brennan, of Irish origin.

“The family’s surname was originally spelled Brennan but later changed to Brennan.”

3. proper noun

A proper noun referring to a person with the surname Brennan, such as a famous person or character.

“Brennan was a main character in the popular TV series Bones.”