| First Name (With Contractions) | Mary |
| First Name (Without Contractions) | Mary |
| Surname | Warbrick |
| Married Surname | Mercer |
| Gender | Female |
| Abode | Walton on the Hill |
| Year | 1813 |
| Parish | St James, Toxteth, Lancashire |
| Date Of Marriage | 27 Apr 1813 |
| Status | Widow |
| Witnesses | Ellen Robinson; James Brooke; Daniel Robinson |
| Marriage Type | Licence |
| Marrying Minister | Adam Hayes, Offg. Minister |
| Register | Marriages 1813 - 1819 from the Bishop's Transcripts, Page 8, Entry 24 |
| Source | LDS Film 1468980 |
| Witnessed By | Ellen Robinson |
| Witnessed By | James Brooke |
| Married To | Thomas Mercer |
| Witnessed By | Daniel Robinson |