1857 -
| Charlotte Elizabeth Mercer | |
| B: | 13 Sep 1877 |
| Blenheim, Oxford, Ontario, Canada | |
 | James Arthur Mercer 1879- |
| James Arthur Mercer | |
| B: | 8 Mar 1879 |
| Wilford Township, Waterloo, Ontario, Canada | |
|
| Susan Matilda Innis 1857- |
| Susan Matilda Innis | |
| B: | Jul 1857 |
| Blenheim, Oxford, Ontario, Canada | |
| D: | Blenheim, Oxford, Ontario, Canada |
| Sylvenus Frederick Mercer Abt 1851- |
| Sylvenus Frederick Mercer | |
| B: | Abt 1851 |
| United States | |
| M: | 5 Sep 1875 |
| Drumbo, Oxford, Ontario, Canada | |
