Alsteinsson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Alsteinsson
þolfall
Alsteinsson
þágufall
Alsteinssyni
eignarfall
Alsteinssonar
Fleirtala
nefnifall
Alsteinssynir
þolfall
Alsteinssyni
þágufall
Alsteinssonum
eignarfall
Alsteinssona