Heinz Steinitz
Three sons were born to Heinz Steinitz and Dr. Ruth Steinitz. Each turned to sciences: Raphael Steinitz, an astrophysicist, is a Professor Emeritus at the Department of Physics, Ben-Gurion University of the Negev, Be’er Sheba; Gideon Steinitz, a senior geologist, was the former Head of the Geological Survey of Israel, Jerusalem; and Benjamin Steinitz, a plant scientist retired as a senior research scientist in the fields of plant physiology and horticulture at the Institute of Plant Sciences, Agricultural Research Organization, The Volcani Center, Rishon LeZion.
Georg Daniel Hirtz
Georg Daniel Hirtz had one son and one daughter. His son, also called Georg Daniel, enlisted in the army so as not to become a pastor. He led an adventurous life, and after the German annexation of 1871, returned to Alsace to become a tax collector in Bischwiller. The younger Hirtz died in 1887, leaving behind several works in both German and Alsatian. His sister and Georg Daniel Sr.'s daughter, Sophie Catherine Hirtz, married Jean-Georges Groetzinger, a Lutheran Pasteur from Strasbourg, Bas-Rhin, Alsace, France. Sophie Catherine Hirtz Groetzinger died on 13 March 1901 in Colmar, Haut-Rhin, Alsace-Lorraine, France.