Thursday, 19 December 2013
Real People Appearing In The Sandman
Haroun Al Raschid
Louis de Saint Just
Not GK Chesterton because that was Fiddler's Green imitating him.
I am sure that there are more. I have learned by compiling this list.
Addendum: Robert Armin was an actor and is named in the third panel of the page displayed here. One character in the story is "Tommy" and at least two of Shakespeare's actors were called "Thomas."