George Maxwell Hirtle 1907–2000 | | |
Grace Dorothy Hirtle 1911–2006 Leo Ellard Cook 1908–1985 | | |
Mildred Jean Hirtle 1912–1998 Robert Harold Burns 1912–1998 | | |
| | Zilpha Alice Langille 1872–1925 George Watson Hirtle 1868–1950 | | |
| | | | | | | | | | Christian Hirtle 1774–1848 Elizabeth Margaretta Schmidt –1852 | | | | Anna Barbara Metzler 1741–1801 | | |
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