Individual Details
John Mackay
( - )
Families
| Spouse | Rebecca McGuire |
| Child | Fredericka Mackay |
| Child | Elizabeth Mackay |
| Father | Dr. Robert Mackay |
| Mother | Catherine Snickers (1757 - ) |
| Sibling | Mary Mackay |
| Sibling | Betsy Mackay |
| Sibling | Frederick Mackay |
| Sibling | Sally Mackay |
| Sibling | Kitty Mackay |