Louis Versiglia was an Italian Salesian missionary and Catholic bishop who dedicated his life to service in China. Born in Oliva Gessi in 1873, he earned a doctorate from the Gregorian University before being ordained a priest in 1895. After serving as a novice master, he joined a Salesian mission to China in 1906. He eventually became the first apostolic vicar of Shaoguan, where he worked to support vulnerable populations through various charitable institutions.