John Mortimer was born 1733 at Devon England. He was charged with stealing one sheep & 40 lb of mutton with his son Noah and son in law Edward Westlake at Exeter on 20 Mar 1786. They all received a sentence of seven years transportation. All three travelled to NSW aboard the Charlotte to NSW in 1788 and were all members of the first land party on Norfolk Island in Mar 1788.
In the middle of this month (Feb 1788), Lieutenant King of the Sirius, a master’s mate, and surgeon’s mate, with four other men from the ship, together with a few men and women convicts, embarked on board the Supply armed tender, and she sailed with them for Norfolk Island.
All three men had left family behind in England, approval was granted on 20 Apr 1789 for them to travel to NSW, but this did not occur. John received 100 lashes on Norfolk Island in Aug1791 for stealing wheat and neglecting his work, described by Ralph Clark as an “old man near seventy”.
John formed a relationship on Norfolk Island with Elizabeth Cotterell (Convict, Lady Juliana 1790) who arrived on Norfolk Island in Aug 1790. She died 10 Apr 1795 at Sydney Town Norfolk Island, aged 60 years. Elizabeth Cotterell – Cottrell: COTTERELL, Elizabeth – COTTRELL
1795 John Mortimor (sic) was recorded as a settler, on rations. John like his son Noah had many land holding on Norfolk Island including a 1796 grant of ten acres.
1805 John Mortimer: Settler from Convict, off stores.
John left Norfolk Island aboard the Lady Nelson for VDL in Feb 1808; John Mortimer died 21 November 1812 in Hobart and is buried at St Davids, Cemetery Hobart.
 John Hunter, A Historical Journal of the Transactions at Port Jackson and Norfolk Island.
 Clark, Ralph. The Journal and Letters of Lt. Ralph Clark 1787-1792
 Return of Lands granted, HRA, Series 1, Volume 2, p. 455.
- Norfolk Island first landing party March 1788
- Noah Mortimore
- Edward Westlake
- Surprize to Norfolk Island August 1790
- List of Settlers 1795: Norfolk Island
March 1788 Landing Place Norfolk Island