See e.g. [1]: "Most Machiguenga do not have personal names. Members of the same band are identified by kin terminology, while members of a different band or tr

See e.g. [1]: "Most Machiguenga do not have personal names. Members of the same band are identified by kin terminology, while members of a different band or tribe are referred to by their Spanish names." There are also plenty of cultures where a person has multiple distinct names whose use depends on the context, cultures where one's "true name" is considered a secret that must be kept from others, and cultures where people routinely change their own name multiple times during their life just because they have decided they would now like to be called something else. [1] https://en.wikipedia.org/wiki/Machiguenga https://en.wikipedia.org/wiki/Machiguenga