The Duke of Cambridge Stakes, a Group 2 flat race over a 1 mile, is open to fillies and mares aged four years or older, and it is now contested on the second day of the five-day Royal Ascot meeting. It was originally titled the Windsor Forest Stakes when first introduced in 1813, and was for 3-year-old fillies over the Old Mile, but was renamed the Duke of Cambridge Stakes in 2013 in honour of Prince William.
Early history:- The Windsor Forest Stakes, was first introduced into the Ascot programme on Thursday 17th June 1813 over the Old Mile, but it was not an immediate success because only 5 subscribed and it was left to the Mr Blake owned Vale Royal to walk over.

The Duke of Cambridge Stakes, a Group 2 flat race over a 1 mile, is open to fillies and mares aged four years or older, and it is now contested on the second day of the five-day Royal Ascot meeting. It was originally titled the Windsor Forest Stakes when first introduced in 1813, and was for 3-year-old fillies over the Old Mile, but was renamed the Duke of Cambridge Stakes in 2013 in honour of Prince William.
Early history:- The Windsor Forest Stakes, was first introduced into the Ascot programme on Thursday 17th June 1813 over the Old Mile, but it was not an immediate success because only 5 subscribed and it was left to the Mr Blake owned Vale Royal to walk over.