Þormarssonnafnorð karlkyn · FöðurnafnFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallÞormarssonÞf.þolfallÞormarssonÞgf.þágufallÞormarssyniEf.eignarfallÞormarssonarFleirtalaNf.nefnifallÞormarssynirÞf.þolfallÞormarssyniÞgf.þágufallÞormarssonumEf.eignarfallÞormarssona