A librarian is an individual responsible for the management of a library.
In fiction[]
In the Star Wars mythos, Jedi Master Jocasta Nu was in charge of the archives room of the Jedi Temple on Coruscant.
In the 1972 film Conquest of the Planet of the Apes, a Book store manager/librarian employed an orangutan servant to assist her at a West Coast library located at 172 Broadway.