Johanna Long, the daughter of lieutenant of marines John Long and convict Mary Harrison, was born on 29 October 1790 and baptised on 3 November 1791 at St Philip's Church, Sydney. Johanna left the colony for England with her parents and half-sister on the Gorgon in December 1791.
'Long, Johanna (1790–?)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/long-johanna-30940/text38307, accessed 13 May 2025.
29 October,
1790
Sydney,
New South Wales,
Australia
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