Salvador Mazza was bornon 28 February 1905 in Argentine, is Physician and Epidemiologist. Salvador Mazza was an eminent Argentinean epidemiologist and physician. He was widely recognized for his works on ‘American trypanosomiasis’ disease that was prevalent in rural Argentina in early part of twentieth century. Armed with specialization in pathology and microbiology, Dr. Salvador Mazza devoted all his life for the prevention and awareness of trypanosomiasis disease in South America. He went to Europe in the 1920’s where he collaborated with Nobel Laureate Charles Nicolle for research work on the endemic disease. In the 1930’s, he became the head of the MEPRA or Mision de Estudios de Patologia Regional Argentina. He published over 482 write-ups in the scientific journal maintained by MEPRA. His MEPRA laboratory carried out many research works on trypanosomiasis disease and made occasional tours to rural Argentina to spread awareness of the disease among the rural masses. Unfortunately, in 1946, Dr. Salvador is believed to have died of same disease that he strived to eradicate in Argentina.