Família: Herman Rönnau / Leonida Haag (F6853)
Johann Ferdinand Wilhelm Rönnau (1853-1914) 
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Magdalena Kautzmann (1858-1941)
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Karoline Rönnau (1881- )  |
| Lydia Rönnau (1897- ) |
| Herman Rönnau (1889-1979)
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| Leonida Haag (1888-1970) |
| Valeska Rönnau (1915- ) |