Pirzio Biroli
Pirzio Biroli is a family name that may refer to :
- Alessandro Pirzio Biroli (1877–1962), Italian general and fencer
- Corrado Pirzio-Biroli (* 1940), Italian EU diplomat and author, son of the German-Italian noblewoman Fey von Hassell
- Detalmo Pirzio Biroli (1915–2006), Italian officer, resistance fighter, diplomat and author
- Luigi Nelson Pirzio Biroli (1859–1952), Italian general