Johanna Bloemhof was the sixth and youngest child of Salomon Abraham Bloemhof. It was a daughter from his second marriage on 12 January 1911 in Amsterdam with Anna Vleeskruijer, with whom he married two years after the passing of his first wife Roosje Ossendrijver. Johanna had one older sister, Judic, a half-brother Mozes and three half-sisters Cato, Judith and Reintje.
On 17 June 1913, Salomon A…