Andrew Tennant was the son of a Scottish shepherd who became a pastoralist and counted mining and the Adelaide Steamship Co. among his business investments.
Audrey Tennyson (1854-1916), wife of South Australian governor Hallam Tennyson, took a particular interest in the conditions of South Australia’s poor and sick.
Benjamin Herschel Babbage (1815–1878), an English engineer who superintended construction of the first Port Adelaide railway line, was employed by the South Australian Government in 1851 to search for gold. He led two official expeditions (1856 and 1858) that found no gold but surveyed the Flinders Ranges and Far North and established the extent of Lakes Eyre and Torrens.
Edward Bates Scott migrated to New South Wales in 1838 from England, he later settled in the Murray Region, establishing a cattle station, becoming a magistrate, protector of Aboriginals, and finally a superintendent of a labour prison.
Edward John Eyre (1815–1901) was English-born and educated for a military career but decided to travel to Australia instead. Arriving in Sydney in March 1833, Eyre soon displayed his flair for self-reliant leadership and adventure.
Matthew Moorhouse, a medical practitioner, arrived in South Australia from Staffordshire, England, in June 1839 to take up appointment as the colony’s first permanent protector of Aboriginals.
From the 1880s Tommy Walker, or Poltpalingada Booboorowie, was a leading figure among the community of Aboriginal people who lived on the fringes of white Adelaide society.