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Parents
- Joachim Elias Schjelderup (b. 1863) (Father)
- Marie Traae (b. 1863) (Mother)
Siblings
- Hans Schjelderup (b. 1893) (Sibling)
- Laila Schjelderup (b. 1895) (Sibling)
- John Røst Schjelderup (b. 1897) (Sibling)
- Jenny Schjelderup (b. 1892) (Sibling)
- Ingmor Schjelderup (b. 1889) (Sibling)
- // (Sibling)