Royal Ascot: Duke of Cambridge Stakes
| 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. | 
| Windsor Forest Stakes 1820 | Group 2 | 5 furlongs | ||
| Pos. | Horse | Jockey | Trainer Age/Weight | Owner | 
| 1 | PUNT | Tom Goodisson | 3-8st 4lbs | Duke of York walked over | 
| The Windsor Forest Stakes, for 3 year old fillies over the Old Mile, was on Thursday 1st June 1820 when there were 3 subscribers at 50 guineas each, giving total prize money of 150 guineas (equivalent to £14,500 in 2020), and the winner was a chestnut filly by Seymour out of Maria who walked over. | Over round N/A | |||
| Duke of Cambridge Stakes | Group 2 | 1 mile | 2004 (1813) | ||||||
| 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. | |||||||||
| 1813 | 1814 | 1815 | 1816 | 1817 | 1818 | 1819 | |||
| 1820 | |||||||||