| Name | Relationship with Peter Davies | Civil | Canon |
| Jones, David | 4th cousin once removed | XI | 6 |
| Jones, David | Half 1st cousin once removed | V | 3 |
| | 4th cousin once removed | XI | 6 |
| Jones, David | Half 2nd cousin | VI | 3 |
| | 5th cousin | XII | 6 |
| Jones, David | Half 2nd cousin | VI | 3 |
| | 5th cousin | XII | 6 |
| Jones, Edward | 3rd cousin twice removed | X | 6 |
| Jones, Eleanor | 2nd cousin twice removed | VIII | 5 |
| Jones, Elizabeth Rosa | Wife of the 2nd cousin 3 times removed | | |
| Jones, Evan | 3rd cousin twice removed | X | 6 |
| Jones, Griffith | Husband of the 2nd cousin once removed | | |
| Jones, Hannah | 4th cousin once removed | XI | 6 |
| Jones, John | 4th cousin once removed | XI | 6 |
| Jones, John | 4th cousin once removed | XI | 6 |
| Jones, John | 3rd cousin twice removed | X | 6 |
| Jones, John | Husband of the 1st cousin 3 times removed | | |
| Jones, John | Half granduncle | IV | 3 |
| Jones, John | Husband of the half grandaunt | | |
| | Husband of the 3rd cousin twice removed | | |
| Jones, John | Half 1st cousin once removed | V | 3 |
| | 4th cousin once removed | XI | 6 |
| Jones, John Owen | Half 1st cousin once removed | V | 3 |
| Jones, Lettice | Half grandaunt | IV | 3 |
| Jones, Lettice Ellen | Half 1st cousin once removed | V | 3 |
| Jones, Margaret | Wife of the 3rd great-granduncle | | |
| Jones, Mary | Half 2nd cousin | VI | 3 |
| Jones, Mary | 2nd cousin twice removed | VIII | 5 |
| Jones, Mary | Wife of the 2nd cousin 3 times removed | | |
| Jones, Mary | Great-grandaunt | V | 4 |
| Jones, Mary | Grandmother | II | 2 |
| Jones, Mary Anne | Half 1st cousin once removed | V | 3 |
| Jones, Owen | Husband of the 2nd cousin 3 times removed | | |
| Jones, Owen | Great-grandfather | III | 3 |
| Jones, Patracia Gwendoline | Half 2nd cousin once removed | VII | 4 |
| Jones, Paul Alexandra | Half 2nd cousin twice removed | VIII | 5 |
| Jones, Peter | Husband of the 2nd cousin twice removed | | |
| Jones, Sally Aerona | Half 2nd cousin | VI | 3 |
| Jones, Sarah | Wife of the 2nd cousin twice removed | | |
| Jones, Simon | Great-granduncle | V | 4 |
| Jones, Simon Morris | Half 1st cousin once removed | V | 3 |
| Jones, Terry Allen | Half 2nd cousin once removed | VII | 4 |
| Jones, Thomas | Husband of the 3rd cousin twice removed | | |
| Jones, Thomas | Husband of the 3rd cousin twice removed | | |
| Jones, Thomas | 3rd cousin twice removed | X | 6 |
| Jones, Thomas | Husband of the 1st cousin 3 times removed | | |
| Jones, Thomas | Half 1st cousin once removed | V | 3 |
| | 4th cousin once removed | XI | 6 |
| Jones, Timothy | 4th cousin once removed | XI | 6 |
| Jones, Tom | Half 2nd cousin | VI | 3 |