You may be looking for one of the following:
- Almost Famous Name: Someone has a name that's very similar to a celebrity.
- Ancestral Name: Someone who is named after their own parent, grandparent or other ancestor.
- Character Name Alias: For when somebody uses the name of someone famous as a cover, either real or fictional.
- Company Cross References: For when a name is recycled amongst works owned by a single creator/company.
- Identically Named Group: A defined group of characters who are clustered together based on the fact that they share the same name.
- Named After Somebody Famous: Someone or something named after someone who's famous in Real Life.
- Named Like My Name: Someone who shares the character's name becomes famous, affecting the character for good or for bad.
- The Name's The Same, a 1951-55 ABC Game Show.
- One-Mario Limit: If one character becomes sufficiently iconic, they can come to "own" their first or last name so that whenever a person hears that name, they immediately think of that character.
- One-Steve Limit: A rule that no two characters in a work of fiction should share the same first name, or even similar-sounding names.
- Planet of Steves: Everyone in an entire setting shares the same name.
- Same Surname Means Related: The tendency for creators to give two or more characters the same surname only if they are related.
- Significant Name Overlap: Two or more characters are given the same name for plot reasons.
- Similarly Named Works: When several works share a name.
- Stock Animal Name: A list of animal names that regularly show up in fiction.
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