Hallfreðsson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Hallfreðsson
þolfall
Hallfreðsson
þágufall
Hallfreðssyni
eignarfall
Hallfreðssonar
Fleirtala
nefnifall
Hallfreðssynir
þolfall
Hallfreðssyni
þágufall
Hallfreðssonum
eignarfall
Hallfreðssona