This Robin Williams photo contains
boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, fedora, felt hat, homburg, stetson, and trilby.
There might also be
dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, and beaver.
@Universal Pictures -"You treat a disease, you win, you lose. You treat a person, I guarantee you, you'll win, no matter what the outcome." - Robin Williams as Patch Adams