Asser Aandagt was a son of Isaac Aandagt and Aaltje Kool. His parent were divorced 22 September 1934 and Asser was born 4 months later and stayed with his mother.
Asser had five other siblings: Jacob, Elias, Rebecca, Joseph and Elisabeth. Beside them he had two half-sisters 541892 en 568686.
City Archive of Amsterdam, archive card of Asser Aandagt and Isaac Aandagt.