Samson Weening was a son of Abraham Weening and Marianne Voet . He had four other brothers and two sisters, among them Salomon,Sara, Jacob, en Mozes. One brother and sister survived the Holocaust.
Samson married in Amsterdam on 3 June 1903 to Sarah Lek. They had two children, of whom Abraham did not survive the Holocaust.
Stadsarchief Amsterdam, archiefkaart Samson Weening