Pope Pius V, OP, born Antonio Ghislieri, was head of the Catholic Church and leader of the Papal States from 7 January 1566 to his death, in May 1572.
- Occupation
- Catholic priest, Catholic bishop
- Position held
- Pope, Roman Catholic Bishop of Mondovì, Roman Catholic Bishop of Nepi and Sutri, cardinal priest
- Citizenship
- Papal States
- Born
- January 17, 1504
- Died
- May 1, 1572