Pietro Bonilli was an Italian Catholic priest born in Trevi in 1841. Following his ordination in 1863, he served as a parish priest in Cannaiola. He is primarily recognized for his extensive charitable work, which included founding the Sisters of the Holy Family in 1888. His efforts focused on supporting vulnerable groups, such as blind and deaf individuals, as well as orphans through the Nazarene Institute for Orphan Girls. He passed away in Spoleto in 1935 after losing his sight in 1929.