Princess Diana
Credit: Getty Images (4)

Even 15 years after her passing, the late Princess Diana—who would have been 51 years old today—still enchants us with her royal style. To honor her memory, we've rounded up our favorite Diana looks ever, including this turquoise one-shoulder gown, Catherine Walker's pearl-encrusted column, Victor Edelstein's raspberry chiffon creation, and another Edelstein design, the navy velvet gown she famously wore to dance with John Travolta at the White House. Click through to see more of Diana's most iconic style moments.