Popsugar Fashion Celebrity Fashion The Duchess of Cambridge's Favourite Fashion Brands 19 Brands That The Duchess of Cambridge Loves to Wear 22 December 2019 by Aemilia Madden View On One Page Photo 10 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 10 L.K. Bennett When the duchess is all business, she wears L.K. Bennett's smart suiting sets. Previous Next Start Slideshow Celebrity FashionThe RoyalsThe British RoyalsStyle ProfileFashion DesignersDressesKate Middleton