Catherine Lucy Wilhelmina Stanhope was born 1 June 1819 to Philip Henry Stanhope, 4th Earl Stanhope (1781-1855) and Catherine Lucy Smith (-1843) and died 18 May 1901 Wiesbaden, Hessen, Germany of unspecified causes. She married Archibald John Primrose (1809-1851) 20 September 1843 . She married Harry George Powlett, 4th Duke of Cleveland (1803-1891) 2 August 1854 in Chevening, Kent, England, United Kingdom.
|Offspring of Archibald John Primrose and Catherine Lucy Wilhelmina Stanhope (1819-1901)|
|Mary Catherine Constance Primrose (1844-1935)|
|Constance Evelyn Primrose (1846-1939)||1 May 1846 Greater London, England, United Kingdom||27 June 1939 Greater London, England, United Kingdom||Henry Wyndham, 2nd Baron Leconfield (1830-1901)|
|Archibald Philip Primrose, 5th Earl of Rosebery (1847-1929)||7 May 1847 Westminster, Greater London, England, United Kingdom||21 May 1929 The Durdans, Epsom, Surrey, England, United Kingdom||Hannah de Rothschild (1851-1890)|
|Everard Henry Primrose (1848-1885)|