Holden Caulfield in J. D. Salinger's "The Catcher in the rye"
Robert Jordan in Ernest Hemingway's "For whom the bell tolls"
Dick Diver in F. Scott Fitzgerald's "Tender is the night"
Rabbit in John Updike's "Rabbit, run; Rabbit Redux; Rabbit is rich; and Rabbit at rest"
Nathan Zuckerman in Philip Roth's "The Ghost writer; The Anatomy lesson; Zuckerman unbound; and the Counterlife
Frank Bascombe in Richard Ford's "Independence Day"
Max and his alter ego, twin brother, or earlier self, Mickey in Maurice Sendak's "Where the wild things are" and "In the night kitchen".