Having spent some time on this, I believe that I may have resolved some of the issues regarding this person (my great, great grandfather).
Born 1819, died 5 June 1866
Parents: Paternal: Louis (Lewis) John Michel (1780 - 1835), father: Rev Monsenior Louis Michel (d. 1801) Mother Katherine Michel
Elizabeth Watts (23/9/1781 - 7/12/1855) Father: William Watts, Mother Sarah Watts
Wife Sara Ann Coates (1821 - 1844) Father: Alfred Coates
For more details: https://www.myheritage.com/site-family-tree-71492382/vic-hansen