Between the Renaissance Faires, the SCA (Society for Creative Anachronism), LARP (Live Action Role Playing), various Civil War re-enactments, and the costume cons, the demand for historical clothing is on...
eBay is a GREAT place to find Renaissance Garments, but ALWAYS read the entire description thoroughly! You will want to know exactly what type of fabric was used, WHO is making the clothing, and since Sizing...
Pirate Theme weddings, parties, cruises, and festivals have become quite popular. Even traditional Renaissance Faires will have a Pirate's Lair or Pirate's Day, or certainly at least recognize you if show up...