Royal Ascot: Windsor Castle Stakes
| The Windsor Castle Stakes, a Listed race over 5 furlongs, is  staged on the final day of the Royal meeting. It was first run at the Royal  meeting in 1880, although prior to that a similarly named race was contested at  Egham, and during the Second World War Windsor hosted a race called the  'Windsor Castle Stakes'. Furthermore, The Windsor Castle Stakes at Royal Ascot over the New Mile was first run in 1839 and is included in this section. | 
| Windsor Castle Stakes 1889 | Listed | 5 furlongs 136 yards | ||
| Pos. | Horse | Jockey | Trainer/Age/weight | Owner | 
| 1 | RIVIERA | Tommy Loates | Golding 2-8st 7lbs | Mr Henry Milner 13/8 fav | 
| 2 | BEL DEMONIC | Rickaby | William A Jarvis 2-8st 10lbs | Mr C D Rose 100/7 | 
| 3 | FATUITE | F Barrett | Alfred Hayhoe 2-8st 7lbs | Baron De Rothschild 9/4 | 
| 4 | ROBERT THE DEVIL filly | G Barrett | Alexander (Private) 2-8st 7lbs | Mr F Alexander 20/1 | 
| 5 | STRAWBERRY HILL | T Weldon | Clayton Private 2-8st 7lbs | Mr Clayton 8/1 | 
| 6 | GUISCARD | Fagan | Dover 2-8st 10lbs | Mr J Dover 20/1 | 
| 7 | JUBILEE BOY | Liddiard | Jousiffe 2-8st 10lbs | Mr J R Gubbins 20/1 | 
| 8 | GARTER | Jimmy Woodburn | James Waugh 2-8st 10lbs | Mr John Hammond 6/1 | 
| 9 | MADAME ROYALE | Allsopp | Humphreys 2-8st 7lbs | Lord Howe 20/1 | 
| 10 | MACMORROGH | John Watts | Enoch 2-8st 10lbs | Mr J Lowther 100/8 | 
| The Windsor Castle Stakes for 2-year-olds over 5 furlongs and 136 yards was run on Friday 21st June 1889 when won by a bay filly by Isonomy out of St Marguerite, winning 300 added and 80 subscribers stakes of 15 sovereigns (equivalent to £194,000 in 2020). | Over round 128% | |||
| Windsor Castle Stakes | Listed race | 5 furlongs | 1880 | ||||||
| 1839 | |||||||||
| 1840 | 1841 | 1842 | 1843 | 1844 | 1845 | 1846 | 1847 | 1848 | 1849 | 
| 1850 | 1851 | 1852 | 1853 | 1854 | 1855 | 1856 | 1857 | 1858 | 1859 | 
| 1860 | 1861 | 1862 | 1863 | 1864 | 1865 | 1866 | 1867 | 1868 | 1869 | 
| 1870 | 1871 | 1872 | 1873 | 1874 | 1875 | 1876 | 1877 | 1878 | 1879 | 
| 1880 | 1881 | 1882 | 1883 | 1884 | 1885 | 1886 | 1887 | 1888 | 1889 |