Pier Francesco Orsini, also called Vicino Orsini, was an Italian condottiero, patron of the arts, and duke of Bomarzo. He is famous as the commissioner of the Mannerist Park of the Monsters in Bomarzo.
- Occupation
- architect, landscape architect
- Citizenship
- Italy
- Born
- July 4, 1523
- Died
- January 28, 1585
