1851 Chepstow Davies Court
Jones 51 Widow Wolvesnewton
James Jones 18 Itton
Francis Harris 18

Possible :-
1841
Wm Jones abt 1796 Monmouthshire, Wales Itton, Monmouthshire
Rebecca Jones abt 1803 Monmouthshire, Wales Itton, Monmouthshire
William Jones abt 1831 Monmouthshire, Wales Itton, Monmouthshire
Thos Jones abt 1833 Monmouthshire, Wales Itton, Monmouthshire
James Jones abt 1835 Monmouthshire, Wales Itton, Monmouthshire
John Morgan abt 1816 Monmouthshire, Wales Itton, Monmouthshire
Gee Hevel abt 1816 Monmouthshire, Wales Itton, Monmouthshire

but I think this rules out this family
1861
William Jones abt 1801 Penterry, Monmouthshire, Wales Head Shire Newton, Monmouthshire
Rebecca Jones abt 1804 Wolvesnewton, Monmouthshire, Wales Wife Shire Newton, Monmouthshire