Familie: Sibbern, Georg Christian Nicolai / Mathisen, Sigrid Agathe (F11488)
g. Ja, ukjent dato | Sibbern, Valentin August (1843-1918) 
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 | Sundt, Helga Christiane (1854-1944) |
| Sibbern, Augusta (1874- )  |
| Sibbern, Anna Dorthea (1875-1942) |
| Sibbern, Hedevig Alethe (1879- ) |
| Sibbern, Georg Christian Nicolai (1877-1964)
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| Mathisen, Sigrid Agathe (1865-1955) |
| Sibbern, Ruth (1902-1978) |