Hello Harold
On the parish record of the marriage (30 Oct 1843, Lambeth) of John Body and Ann Holland, John is recorded as a tailor, and his father is William Body, a chemist. Anns father is Thomas Holland, a coal merchant.
The 1851 Lambeth census shows John Body age 32 born Lambeth Surrey journeyman tailor, Ann Body age 32 born Sydenham Kent, and children: John age 6 born Clerkenwell, William age 4 born Greenwich, Thomas age 2 born Lambeth.
There is a possible baptism for John Body on 16 Aug 1818 (born 17 July) at St Mary Newington. Parents names William (Grocer) and Ann Body address Grays Walk, Lambeth.
Is there any reason that you have posted your question on the Irish forum?