Familie: Markwort, Heinrich Ernst Friedrich / Grotjahn, Alwine Hermine Emma (F17020)
verh. 1913Markwort, Heinrich August Wilhelm (1863-1940) 
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Nolte, Johanne Dorothee Julia (1866-1946)
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| Markwort, Wilhelm August Christian (1893- ) |
Markworth, Heinrich Wilhelm August (1898- )  |
 | Grotjahn, Ernst August Hermann (1867-1945)
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| Koch, Alwine Margarete Luise (1869-1934)
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| Grotjahn, Auguste Anna Alwine (1900-1976) |
| Markwort, Heinrich Ernst Friedrich (1890-1963)
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| Grotjahn, Alwine Hermine Emma (1893-1961)
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| Markworth, Wilhelm Hermann Heinrich (1914-1993) |
| Markwort, Ernst August Wilhelm (1920- ) |
| Markwort, August Albert Hermann (1924- ) |