Henry Jones Hungerford (‘Harry’) was born 20 September 1825, Co Cork, Ireland, into the Cahirmore branch of the Irish Hungerford family. He was the second son of Thomas Henry Hungerford and Alicia (nee Jones) Hungerford, who were married 15 December 1814, Co Cork, Ireland. Henry Jones Hungerford studied at Trinity College, Dublin, graduating BA in 1849. He became a barrister. He married Mary Boone Cowper, daughter of Henry Augustus Cowper, the Consul General at Havana, Cuba, 8 December 1855/56?, Skibbereen, Co Cork, Ireland. Henry died 20 November 1905, Clonakilty, Co Cork, Ireland, aged 80, and Mary died 8 February 1924 aged 87.
They lived at Cahirmore House, Rosscarbery, Co Cork, Ireland. Henry was a Justice of the Peace. All but one of their children emigrated from Ireland to Australia, Canada, Africa and England. In 1876 the Cahirmore estate of his father was 3,832 acres and valued at £1512.
Mary’s sister, Inez Temple Cowper, married a grand-nephew of Napoleon Bonaparte. He changed his name from Henry Bonaparte to Henry Jerome.