Hella Anna Maria Scholz was born in Berlin on 29 December 1928 as the younger of the two daughters of Bruno Scholz, a merchant in building materials, and Klara née Kaiser. She was educated in Berlin. In 1942, she met Günther Junge, a pilot with the German Luftwaffe. They remained a couple until Günther’s death in an air battle on 27 January 1944.
After the war, Hella worked as a laboratory assistant for a British military medical unit in Hannover. Here, she met her future husband, an Englishman named William Fuller. They married on 1 January 1951 at the Ploughley & Bullingdon Register Office in Oxford, and in February of that year Hella became a British citizen. She and her husband lived in Oxfordshire and had no children. Hella later moved to Penarth in Glamorgan, Wales, where she died on 31 January 2003.