What is "santorio"

Santorio is an Italian surname that may refer to

• Francesco Antonio Santorio (died 1589), Roman Catholic prelate
• Giovanni Antonio Santorio (died 1628), Roman Catholic prelate
• Giovanni Battista Santorio (died 1592), Roman Catholic prelate
• Giulio Antonio Santorio (1532–1602), Cardinal of the Roman Catholic Church
• Santorio Santorio (1561–1636), Italian physiologist and physician