| First Name (With Contractions) | Mary |
| First Name (Without Contractions) | Mary |
| Surname | McAvoy |
| Married Surname | Cowan |
| Spouse's Occupation (As Documented) | Cooper |
| Spouse's Occupation (Standardised) | Cooper |
| Gender | Female |
| Abode | this Parish |
| Year | 1826 |
| Parish | St Peter, Liverpool, Lancashire |
| Date Of Marriage | 1 Oct 1826 |
| Status | Spinster |
| Witnesses | Ann Jones, (X); W. Maybrick |
| Marriage Type | Licence |
| Marrying Minister | John Pulford, B. D. Curate |
| Register | Marriages 1825 - 1827, Page 223, Entry 669 |
| Source | LDS Film 93918 |
| Witnessed By | Ann Jones |
| Witnessed By | W. Maybrick |
| Married To | Edward Cowan |