Individual Details
Mark Sylvanus Royer
( - )
Families
| Spouse | Amanda Royer ( - ) |
| Child | Royer ( - ) |
| Child | Herbert Royer ( - ) |
| Child | Jacob Royer ( - ) |
| Child | Anna Royer ( - ) |
| Child | Joseph Royer ( - ) |
| Child | Ruth Royer ( - ) |
| Father | Jacob E. Royer (1827 - ) |
| Mother | Living |
| Sibling | Royer (1852 - 1852) |
| Sibling | Emmaus A. H. Royer (1854 - ) |
| Sibling | Daniel S. Royer (1859 - ) |
| Sibling | David Henry Royer (1863 - ) |
| Sibling | Jacob Kelly Royer (1866 - ) |
| Sibling | Rebecca Elizabeth Royer (1868 - 1914) |