Aug 6 Aug 6 Rachel Riley Floral-Print Ruffle-Trim Dress Polka Popp Lady Louise Windsor, Dresses Rachel Riley Floral-Print Ruffle-Trim Dress Sleeveless floral-print dress. Purchase Worn by Lady Louise Windsor on:16 June 2012 - Trooping the Colour11 July 2013 - Coronation Festival Leave a comment