Salvatore Trinchese (4 April 1836 – 11 January 1897) was an Italian zoologist who specialised in Mollusca.
Salvatore Trinchese was born in Martano, a small town in the province of Lecce in Italy, on the 4th of April 1836. He attended the Reale Collegio San Giuseppe of Jesuits in Lecce. In 1856 he went to Pisa in order to study Medicine and Surgery. In 1860 he graduated and obtained a scholarship which allowed him to study abroad. Thus, in the same year he moved to Paris, where he worked as a researcher in the prestigious laboratories of Claude Bernard, Henri Milne-Edwards, Emile Blanchard and Charles-Philippe Robin. During this period he started his histological studies on the nervous system and on the systematic microscopy on gastropod molluscs. In 1865 he started to teach Mineralogy, Geology, Zoology and Comparative Anatomy at the University of Genoa. Then he taught in Bologna and Naples. In 1886 he became the dean of the University of Naples and, after few years, was nominated as the city councilman.
He died of nephritis in Naples on the 11th of January 1897.