Arundel Castle is a restored and remodelled medieval castle in Arundel, West Sussex, England. It was established by Roger de Montgomery in the 11th century. The castle was damaged in the English Civil War and then restored in the 18th and early 19th centuries by Charles Howard, 11th Duke of Norfolk. Further restoration and embellishment was undertaken from the 1890s by Charles Alban Buckler for the 15th Duke.