| Name | Mary S. Duncan | |
| Born | Sep 1887 | Missouri, USA |
| Gender | Female | |
| Died | Unknown | |
| Person ID | I3610 | John Hall of New Jersey |
| Last Modified | 3 May 2016 | |
| Father | Mister Duncan, d. Unknown | |
| Mother | Mary W. [--?--], d. Unknown | |
| Married | Bef 1887 | |
| Family ID | F1303 | Group Sheet | Family Chart |