Married 3-10-1888 Amsterdam, Netherland to:  Sophia de Haan - KleerenmakerBorn before 1874. Daughter of Joseph Abraham de Haan and Sara Kleerenmaker Children: | |||
1)  Joseph Pronkhorst - de HaanBorn 5- mar 1890 Amsterdam, Netherland, died 22-10-1942 Monowitz, 51 or 52 years | |||
2) Samuel Pronkhorst - de HaanBorn 7- jun 1892 Amsterdam, Netherland, died 9-11-1942 Auschwitz-Biala Podleska, Poland, 49 or 50 years. Occupation: Messenger | |||
3) Marcus Pronkhorst - de HaanBorn 12-9-1894 Rotterdam, Netherland, died 31-3-1944 Central Europe, 49 or 50 years. Occupation: Book merchant | |||
4) Rika Pronkhorst - de HaanBorn 2-12-1898 Rotterdam, Netherland, died 5- mar 1943 Sobibor-Biala Podleska, Poland, 44 or 45 years | |||