| First Name (With Contractions) | Mary |
| First Name (Without Contractions) | Mary |
| Surname | Spencer |
| Married Surname | Lyon |
| Spouse's Occupation (As Documented) | M.D. |
| Spouse's Occupation (Standardised) | Physician |
| Gender | Female |
| Abode | Same Parish |
| Year | 1793 |
| Parish | St John, Liverpool, Lancashire |
| Date Of Marriage | 19 Dec 1793 |
| Witnesses | Elizabeth Colquitt; Charles Lowndes |
| Marriage Type | Licence |
| Marrying Minister | Robert Kennion Milner |
| Register | Marriages 1785 - 1805, Page 71, Entry 348 |
| Source | LDS Film 1656197 |
| Witnessed By | Elizabeth Colquitt |
| Witnessed By | Charles Lowndes |
| Married To | John Lyon |