(VIDEO) HRH The Duchess of Cornwall Attends Day Four of Wimbledon. Posted byAlexandra July 2, 2015July 2, 2015 On Thursday, July 2, 2015, Her Royal Highness The Duchess of Cornwall attended day four of the Wimbledon Lawn Tennis Championships held at the All England Lawn Tennis and Croquet Club in London. Click here to view photos. Related