Eva Isabel Marion Primrose, Countess of Rosebery and Midlothian DBE JP (née Bruce; 17 June 1892 – 29 January 1987) was the English daughter of Henry Bruce, 2nd Baron Aberdare and his wife, Constance.
Eva Isabel Marion Bruce married, firstly, Algernon Strutt, 3rd Baron Belper on 26 April 1911 in St. Margaret's, Westminster.
The couple were divorced in 1922 after having three children:[1] She married, secondly, to Harry Primrose, 6th Earl of Rosebery, on 24 June 1924 and they had two children: She was the mother-in-law of Bernard Fitzalan-Howard, 16th Duke of Norfolk who married her daughter, Lavinia Strutt, in 1937.
She held the office of Justice of the Peace (JP) for Buckinghamshire.
She was invested as a Dame Commander of the Order of the British Empire (DBE) in 1955.