Sophie von der Wall was born in Norden on November 8, 1883, the daughter of the butcher Heymann von der Wall and his wife Hannchen née Cossen. Her brother Julius was born in 1876, her sister Therese in 1879.

Julius von der Wall was born in Norden on November 23, 1876, the son of the butcher Heymann von der Wall and his wife Hannchen, née Cossen. His sisters were Therese and Sophie.

Kurt Waldbaum was born in Neumünster/Schleswig-Holstein on August 2, 1891, the oldest of four children in a Jewish family.

Hans Waldbaum was born into a Jewish family in Neumünster/Schleswig-Holstein on December 19, 1892,
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Erich Waldbaum was born into a Jewish family in Neumünster/Schleswig-Holstein on November 2, 1899,
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