Timothy C. Kelly cultivated a taste for the chivalry and silk handkerchiefs of his parents' generation. "He was a man who enjoyed the finer things in life," said his wife, Julie. ". . . He was a Dapper Dan."
2010, Charles F. Lee, The Adventures of Ickle, Packy, Pickle and Gooch, ISBN9781453566381, page 49:
“We call him Dapper Dan,” the chief pointed to a well-dressed man wearing a white shirt, tie, and a three-piece pin-striped suit.
[T]hey sat together in the front row, together with a very elderly fellow of the kind Carmine always called a “Dapper Dan”—a bit like the 1930s movie star, William Powell, even including the little mustache.