William enlisted enlisted July 1789 London England.
He arrived on Norfolk Island aboard the Kitty in February 1793. In 1793 on Norfolk Island he formed a relationship with Mary GETTOS – GETTY – GATEHOUSE, Convict Lady Juliana 1790. Mary arrived on Norfolk Island aboard the Surprize, in August 1790.
They returned to Sydney aboard HM Supply in October 1795 with Mary recorded as Mary Gaters with one children in shipping muster. Again William was sent back to Norfolk Island as part of the NSW Corps holding the rank of Corporal in late 1802.
HM Supply Ship Muster October 1795
They left Norfolk Island aboard the Union on 1 March 1805 travelling to Port Jackson.
1806 Mary Gatehouse: FBS, living with William Charlton, Solider with 1 Male child and 2 female children in NSW (William, Rebecca and Ann).
William Charlton, Corporal, Invalid Company, abode Sydney and Mary Getty married 16 April 1810 St Phillips Sydney.
1814: William Charlton – Solider and his wife Mary Gatty, on stores with 5 children on stores.
1822 Margaret Gatehouse: Free by Servitude, wife of William Charlton of Windsor with two unnamed children.
1823 Margaret Gatehouse: Free by Servitude, living at Windsor, wife of William Charlton.
28 October 1823 William Charleton: Formerly of the Royal Veteran Company; to receive a grant of 100 acres of land in any part of the Colony already surveyed.
William died 22 October 1839 at his residence at Bathurst, His death notice appeared in the Sydney Herald, 28 October 1839: on Tuesday, the 22nd instant, after a long and painful illness, Mr William Charlton, aged sixty-eight years, formerly of the Royal Veteran Corps, and a resident in this Colony of forty-nine years standing.  He was buried at the Holy Trinity Church cemetery Kelso NSW.
Mary died July 1847, Sydney Benevolent Asylum, age 75 years, buried 26 July 1847 Devonshire Street Cemetery Sydney.
 SRNSW Colonial Secretary’s Papers 1788-1828, Reel 6011; 4/3509 pp.484,486
 Sydney Herald, 28 October 1839, p. 2 and NSWSR, Probate NRS 13502, 6/4191A.