Hallbertsson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Hallbertsson
þolfall
Hallbertsson
þágufall
Hallbertssyni
eignarfall
Hallbertssonar
Fleirtala
nefnifall
Hallbertssynir
þolfall
Hallbertssyni
þágufall
Hallbertssonum
eignarfall
Hallbertssona