John Hailey was a marine in the 26th (Portsmouth) Company when he arrived at Sydney aboard the Alexander in January 1788 as part of the First Fleet. He served in Captain John Shea's Company at Port Jackson.
Hailey was sent to Norfolk Island in March 1788. He was one of the leaders of a protest by marines about a cut in food provisions in April 1791. He returned to England on the Gorgon in December 1791.
* information from Mollie Gillen, The Founders of Australia: A Biographical Dictionary of the First Fleet (1989), pp 154
'Hailey, John (?–?)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/hailey-john-31215/text38604, accessed 11 May 2025.