The surname Brenan, a variant of Brennan, also originates from the Gaelic word “braon,” meaning “sorrow” or “drop.” This name has been anglicized over time, leading to various spellings such as Brannon and Brannan. Historically, the Brenan family was associated with the kingdom of Ossory and later spread globally due to the Irish diaspora. The name remains important for its cultural significance and the contributions of its bearers to Irish history and society.
