Robert Cockran was a seaman when he arrived at Sydney in January 1788 aboard the Friendship as part of the First Fleet. He left the colony in 1788.
* information from Mollie Gillen, The Founders of Australia: A Biographical Dictionary of the First Fleet (1989), p 75
'Cockran, Robert (?–?)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/cockran-robert-30567/text37892, accessed 11 May 2025.