Cortland's First Wife Unknown
- Yes, date unknown(Notes: You may have to scroll down or right to see chart.)
| Cortland's First Wife Unknown -Yes, date unknown |
| Cortland's First Wife Unknown | |
| D: | Yes, date unknown |
Cortland Helmer 1815-1831-Yes, date unknown |
| Cortland Helmer | |
| B: | 1815-1831 |
| Sandy Creek, Oswego County, New York | |
| D: | Yes, date unknown |