Quote Originally Posted by Koyuki
If your parents die, do you lose your family name?
if I remember right he didn’t have parents. Wasn’t he the reincarnation of the nine tales or something like that? Most likely it was a cover up name, cus everyone in the village knew what he was but they weren’t aloud to talk about it. but then again I havent really paid attention to naruto in quite awhile so someone with a bit more knowledge might be able to help you out a lot more then me