In my experience, this is %100. If a DM does not name an NPC or if the name doesn’t take with the players, then the PCs will always come up with an alternative.

[Via Electric Bunny Comics]
This comic, by Dingo, is spot on and reason to check out the rest. Dingo lists video games, anime, comics as likes and phone calls and spiders as dislikes. Sounds like a geek native to me!
Sadly, you can’t commission her right now but watch the commission page for the oppertunity to do so.
Let us know your thoughts in the comments below.