This name is old
Irish and predates all other names beginning with B. It translates to
Prince so anyone with this name embodies it's meaning. In addition, if you have this name you are name after Saint Bréanainn who discovered America before the Indians. This name means you are a Saintly
Prince who discovered America and have a famous bread named after yourself. This bread saves anyone from natural disastors despite being spelt wrong it too embodies the power behind the name Bréanainn.