Yves Saint Laurent once said, “I wish I had invented blue jeans,” and for a good reason. If he had, he’d be credited with everything from Farrah Fawcett’s wide-leg flares to Audrey Hepburn’s high-waisted Two for the Road trousers. Catherine Bach’s daisy dukes are an all-American favorite, Ralph Lauren wears a pair every time he comes out to bow after his runway show closes, and there’s nothing quite like the impression Aaliyah made in a cutout denim jumpsuit. But as universal as denim might be, it still makes a personal statement depending on how it’s styled. Click through the slideshow to see 15 denim icons who are still influencing fashion today.