Franz Heinrich Ernst Schirmacher was born 13 January 1868 in Modgarby, Kętrzyn County, Warmian-Masurian Voivodeship, Poland to Julius Schirmacher (1836-1904) and Berta Wessel (1837-1877) and died 11 September 1951 Berlin, Germany of unspecified causes. He married Margarete Hesse (1877-1945) 12 September 1895 .
Children
| Name | Birth | Death | Joined with |
| Dorothea Schirmacher (1896-1969) | |||
| Emma Schirmacher (1897-1897) | |||
| Margarete Schirmacher (1900-c1901) | |||
| Kurt Schirmacher (1903-1903) | |||
| Hans Schirmacher (1904-1987) | 25 May 1904 Berlin, Germany | 25 August 1987 Berlin, Germany | Elsa Mittelmeyer (1911-1971) |
| Franz Schirmacher (1908-c1909) | |||
| Gerhard Schirmacher (1910-1994) | |||
Siblings
| Name | Birth | Death | Joined with |
| Franz Schirmacher (1868-1951) | 13 January 1868 Modgarby, Kętrzyn County, Warmian-Masurian Voivodeship, Poland | 11 September 1951 Berlin, Germany | Margarete Hesse (1877-1945) |
| Albert Schirrmacher (1870-c1872) | |||
| Carl Schirrmacher (1871-1945) | |||
| Bertha Schirrmacher (1873-1940) | |||
| Emma Schirrmacher | |||