George Erwin and Margaret Handrahan
| Name | George Kinchig Erwin | Margaret J. Hanrahan |
| Birth date | November 2, 1844 | January 13, 1843 |
| Birth location | Pennsylvania | Ireland |
| Death date | June 28, 1926 | January 29, 1921 |
| Death location | Ontario | Ontario |
| Marriage date | April 21, 1869 | April 21, 1869 |
| Marriage location | Detroit | Detroit |