| Male HARTWIG, John W |
| Birth | Jun 1906 | Niagara Falls, Niagara County, NY |
| Death | Dec 1991 | |
| Burial | ||
| Marriage | ||
| Father | HARTWIG, John Charles | F31494 Group Sheet | |
| Mother | HARPER, Agnes | F31494 Group Sheet | |
| Female ALLEN, Catherine A |
| Birth | Sep 1922 | |
| Death | Jun 2002 | Niagara Falls, Niagara County, NY |
| Burial | ||
| Father | ||
| Mother | ||
| Male HARTWIG, Lawrence A |
| Birth | 20 Jul 1955 | Niagara Falls, Niagara County, NY |
| Death | 17 Jun 2024 | Niagara Falls, Niagara County, NY |
| Burial | ||
| Spouse | SHAW, Diana | F86466 | |
| Marriage | ||
| Female HARTWIG, Shirley |
| Birth | ||
| Death | Yes, date unknown | |
| Burial | ||
| Spouse | JOHNSON, William | F86472 | |
| Marriage | ||