| Name | Relationship with Peter Davies | Civil | Canon |
| Dumsday, Mary | 3rd great-grandaunt of the ex-wife | | |
| Dumsday, Mary | 2nd great-grandaunt of the ex-wife | | |
| Dumsday, Mary | 1st cousin twice removed of the ex-wife | | |
| Dumsday, Mary Ann | 1st cousin twice removed of the ex-wife | | |
| Dumsday, Mary Jane | 2nd cousin twice removed of the ex-wife | | |
| Dumsday, Mary Jane | 1st cousin twice removed of the ex-wife | | |
| Dumsday, Mathew Robert | 5th cousin twice removed of the ex-wife | | |
| Dumsday, Matilda | 1st cousin 3 times removed of the ex-wife | | |
| Dumsday, Matilda | 1st cousin twice removed of the ex-wife | | |
| Dumsday, May | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Melvin | 5th cousin once removed of the ex-wife | | |
| Dumsday, Michael | 1st cousin 3 times removed of the ex-wife | | |
| Dumsday, Michael John | 5th cousin once removed of the ex-wife | | |
| Dumsday, Michael William | 5th cousin twice removed of the ex-wife | | |
| Dumsday, Michelle | 4th cousin twice removed of the ex-wife | | |
| Dumsday, Michelle Lynne | 5th cousin once removed of the ex-wife | | |
| Dumsday, Mildred | 4th cousin of the ex-wife | | |
| Dumsday, Nell | 4th cousin of the ex-wife | | |
| Dumsday, Nicola Jane | 5th cousin twice removed of the ex-wife | | |
| Dumsday, Oliva | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Olive | Aunt of the ex-wife | | |
| Dumsday, Olive | 5th cousin of the ex-wife | | |
| Dumsday, Pat | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Paul | 4th cousin once removed of the ex-wife | | |
| Dumsday, Paul Steven | 5th cousin twice removed of the ex-wife | | |
| Dumsday, Peggy | 5th cousin of the ex-wife | | |
| Dumsday, Penelope | 4th cousin twice removed of the ex-wife | | |
| Dumsday, Peter | 5th cousin once removed of the ex-wife | | |
| Dumsday, Peter | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Peter | 4th cousin twice removed of the ex-wife | | |
| Dumsday, Peter Holden | 5th cousin of the ex-wife | | |
| Dumsday, Phyillis | 4th cousin of the ex-wife | | |
| Dumsday, Ralph | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Raymond George | 4th cousin of the ex-wife | | |
| Dumsday, Rebekah | 3rd cousin twice removed of the ex-wife | | |
| Dumsday, Reginald William | 5th cousin once removed of the ex-wife | | |
| Dumsday, Reynold | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Richard | 3rd cousin twice removed of the ex-wife | | |
| Dumsday, Robert | 2nd cousin twice removed of the ex-wife | | |
| Dumsday, Robert | 2nd great-granduncle of the ex-wife | | |
| Dumsday, Robert | 1st cousin twice removed of the ex-wife | | |
| Dumsday, Robert | Granduncle of the ex-wife | | |
| Dumsday, Robert | 4th cousin twice removed of the ex-wife | | |
| Dumsday, Robert Charles | 5th cousin once removed of the ex-wife | | |
| Dumsday, Robert Fredrick | Great-grandfather of the ex-wife | | |
| Dumsday, Robert Graeme | 4th cousin once removed of the ex-wife | | |
| Dumsday, Roberta | 5th cousin twice removed of the ex-wife | | |
| Dumsday, Rodrick Brian | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Rosa | 3rd cousin once removed of the ex-wife | | |
| Dumsday, Rose | 3rd cousin of the ex-wife | | |