| Father | Male James Irwin |
| Born | 1844 | New York |
| Died | ||
| Buried | ||
| Married | ||
| Father | Thomas Irwin | F0502 Group Sheet | |
| Mother | Living | F0502 Group Sheet | |
| Mother | Female Catharine (Kate) Davis |
| Born | 1854 | Paterson, Passaic County, New Jersey |
| Died | ||
| Buried | ||
| Other Spouse | George (Deucher) Ducher | F0212 | |
| Married | ||
| Father | William H. Davis | F0632 Group Sheet | |
| Mother | ||