He was born on 12 April 1786 in Nottingham, the son of Joseph Oldknow (1746-1808) and Mary Robert (1746-1824).
John Wilson of Chapel House, Matlock Bath, on 12 April 1808 in St Giles' Church, Matlock, Derbyshire, and they had the following children: Initially, he ran a grocery and tallow chandlery business in Nottingham in copartnership with Mary Oldknow, but this partnership was dissolved on 8 January 1813.
[1] He also maintained a business partnership with Joseph Turner and Robert Wilson operating under the firm of Joseph Turner and Company, Drapers, Mercers, Hatters and Hosiers at Oakham, but this partnership was dissolved on 14 December 1831.
[5] In December 1846 he was appointed Postmaster of Nottingham[6] a position he held until his death.
Shortly after his appointment, the Central Post Office in Nottingham moved from its premises on Bridlesmith Gate to the newly constructed Post Office buildings on St Peter's Churchside.