Rutarsonnafnorð karlkyn · MóðurnafnFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallRutarsonÞf.þolfallRutarsonÞgf.þágufallRutarsyniEf.eignarfallRutarsonarFleirtalaNf.nefnifallRutarsynirÞf.þolfallRutarsyniÞgf.þágufallRutarsonumEf.eignarfallRutarsona