He married Sarah Godwin at St George, Bloomsbury in 1807.
A son and daughter were christened at St Clement Danes, Strand in 1808 and 1810 respectively.
James May Barnard Huggins of Portugal Street signed indentures in 1813 to be his apprentice also in Portugal Street.
Robert Kelley died in 1843. His Will signed in 1833 as a turnery (sic) warehouseman of Portugal Street left his residuary estate to his wife Sarah.