He was the first honorary doctor of sciences of the University of Belgrade. He died July 7, 1935 in Belgrade, in the age of 89. His son Milivoje S. Lozanić was also a chemist and inherited his university position as the professor of Chemistry. Sima's two daughters, Ana Lozanić Marinković (1882-1973) became a well-known painter and Jelena Lozanić who, like her father, affirmed in humanitarian work and in the battle for women's rights, participated in international congresses in the United States in 1915 as a Serbian Red Cross delegate to enlist aid for her war desolated country. Since the war continued in Serbia, she stayed in America until the year 1920, when she married John Frothingham, the great benefactor to Serbian people. Together with Michael Pupin, Mr. and Mrs. John Frothingham contributed greatly in delivering humanitarian aid.