He was the son ofJohn Bicknell and his wifeSabrina Sidney.[4] His name commemoratedJohn Laurens, his father's friend, who died in 1782.[5] He was educated atCharles Burney's school, where his mother worked, having been left little to live on when his father died in 1787.[2][4]
In a successful legal career, Bicknell became solicitor to the Admiralty.[6] He wasSir John Soane's solicitor from 1828, and an original trustee of theSoane Museum.[7] He was a Fellow of the Royal Society and of theSociety of Antiquaries of London, and died atDover on 3 August 1845, aged 59.[8]
Original Miscellanies, in prose and verse (1820)[11]
Psalms, selected for the service of the Church (2nd edition 1822)[12]
Reform in Parliament. a Letter to the Right Hon. George Tierney Suggesting a Practical and Constitutional Mode of Securing Purity of Election (1823)[13]
The Trial: a Serious Drama, by William Shakspeare and John Milton (undated)[14]