This John Lennon photo contains
fedora, felt hat, homburg, stetson, trilby, boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, and beaver.
There might also be
hip boot, thigh boot, well dressed person, suit, pants suit, pantsuit, long trousers, and long pants.