Marcus Lazarus was a son of Lion Lazarus and Esther de Jong. 19 Decembe 1900 he married in Zaandam Sara Coltof, a daughter of Salomon Levie Coltof and Esther Bak. She passed away however 24 September 1924 in Amsterdam. Marcus and Sara had no children.
In 1926 Marcus left Amsterdam for Antwerp, but returned to Amsterdam, where he married 26 April 1933 the widow of Israël Denneboom, Bertha van Zuide…