Rowan comes from an Irish surname which is the anglicized form of Ó Ruadháin meaning “descendant of Ruadhán”, the latter meaning "little red one", a diminutive of Irish ruadh meaning “red”, derived as a nickname for someone who had red hair or a ruddy complexion. It derives from a Proto-Indo-European root. In Irish mythology, Ruadhán is the son of the Brigid, a goddess of…