Bradburn
“The man who lives by the broad stream,” from the Anglo-Saxon brad (broad) and burna (a stream).
Boyd
“The yellow bearded,” from the Celtic.
Boyne
“The man from the river Boyne,” the site of a battle between William III and James II.
Boynton
“The man from the village by the river Boyne,” from Boyne (a river in eastern Ireland) and the Middle English tun (a village). See also under Boyne.