Sergio de Simone was born on 29 November 1937 and lived with his parents in Naples, Italy. On 21 March 1944, six-year old Sergio, his mother and seven other members of the family were arrested in Fiume. They were taken to the Risiera di San Sabba concentration camp near Trieste, from where they were deported to Auschwitz on 4 April 1944. In Auschwitz, Sergio had to work as an errand boy until he was taken to the Neuengamme concentration camp as a subject for Heißmeyer’s medical experiments. On 20 April 1945, Sergio de Simone was murdered on Bullenhuser Damm aged 7.