Popsugar Fashion Kate Middleton Royal Wedding Dresses 21 Breathtaking Wedding Gowns Worn by Real-Life Princesses May 19, 2018 by Aemilia Madden View On One Page Photo 16 of 22 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Princess Stephanie of Luxembourg, 2012 Stephanie de Lannoy married Prince Guillaume of Luxembourg wearing a custom gown by designer Elie Saab. Previous Next Start Slideshow The RoyalsKate MiddletonCelebrity WeddingsWeddingsWedding DressesPrincess Diana