Susan Elizabeth Mary Jeune, Baroness St Helier, (née Mackenzie, previously Stanley; 18 May 1845 – 25 January 1931) was a London County Council alderman and the wife of Francis Jeune, 1st Baron St Helier. Background Susan Elizabeth Mary Stewart-Mackenzie was born in Munich, daughter of Keith William Stewart-Mackenzie, of Brahan Castle in the northern Highlands of Scotland, and his wife, Hannah Charlotte Hope-Vere, daughter of James Joseph Hope-Vere. She was the eldest of three children. Her sister Julia Charlotte Sophia (1846–1937) married three times: the soldier and ornithologist Arthur Hay, 9th Marquess of Tweeddale; the Scottish-Canadian businessman and politician Sir John Rose, 1st Baronet; and the politician Sir William Eden Evans-Gordon. Her brother was the soldier James Stewart-Mackenzie, 1st Baron Seaforth. Marriages and children She was married, firstly, to Colonel John Constantine Stanley (30 September 1837 – 23 April 1878), son of Edward Stanley, 2nd Baron Stanley of Alderley and Henrietta Maria (née Dillon-Lee), on 15 August 1871. By this marriage she had two daughters: Madeline Cecilia Carlyle Stanley (2 July 1876 – 2 June 1966), who was married in 1903 (as his second wife) to St John Brodrick Osma Mary Dorothy Stanley (1877 – 6 October 1965), who was married to Augustus Henry Eden Allhusen, JP, DL, of Stoke Court in Buckinghamshire. She married, secondly, Francis Jeune, later Baron St Helier, on 17 August 1881. Their only child, a son, Francis Jeune, was born in 1882. He died of enteric fever in Poona, India on 19 August 1904. Life An indefatigable London hostess, she was a friend of many of the celebrities of her day. The American novelist Edith Wharton mentions her with affection in her memoir 'A Backward Glance' (Chapter 10), and American journalist Ida B. Wells mentions how Lady Jeune supported her anti-lynching campaign by hosting a 'drawing room meeting of her friends' in her autobiography 'Crusade for Justice' (Chapter 20) During World War I, Lady St Helier befriended a Canadian ex-cavalry officer named William Avery Bishop and used her connections to speed his acceptance into flight school. Billy Bishop went on to become one of the most successful and revered fighter pilots of all time. In her later years, Lady St Helier resided at Poplar House in the village of Cold Ash, West Berkshire. She donated land for the village's parish room, an early form of community centre, which opened in 1911. Career Lady St Helier