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Parents
- Mette Reersdatter (d. 1736) (Mother)
- Henrik Bonsach (1654–1711) (Father)
Siblings
- Karen Bonsach (Sibling)
- Anne Cathrine Bonsach (Sibling)
- Hans Ernst Bonsach (Sibling)
- Isabella Margrethe Bonsach (Sibling)
- Inger Bonsach (Sibling)
- Henrik Christian Bonsach (Sibling)
- Joachim Severin Bonsach (b. 1688) (Sibling)
- Just Bonsach (Sibling)
- Iver Bonsach (Sibling)