| First Name (With Contractions) | Mary |
| First Name (Without Contractions) | Mary |
| Surname | Heap |
| Married Surname | McKenzie |
| Spouse's Occupation (As Documented) | Surgeon |
| Spouse's Occupation (Standardised) | Surgeon |
| Gender | Female |
| Abode | Wolfe St. Toxteth Park |
| Year | 1840 |
| Parish | St John The Baptist, Toxteth, Lancashire |
| Date Of Marriage | 14 Jul 1840 |
| Minor Or Full | of full age |
| Status | Widow |
| Witnesses | Josiah Clarke, (X); Elizabeth Showcroft, (X) |
| Marriage Type | Banns |
| Marrying Minister | James Hassall M. A. Minister |
| Register | Marriages 1837 - 1838, Page 48, Entry 139 |
| Source | LDS Film 1546117 |
| Witnessed By | Josiah Clarke |
| Witnessed By | Elizabeth Showcroft |
| Married To | John McKenzie |