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In the entire world, Петрония (Petronia , Петрония ) is quite a rare feminine first name. The first name Петрония is characteristic of Tanzania, where it is quite a rare female name, Greece, where it is a rare girly name, and Philippines. Not in comparison with a country's population, this name is the most popular in Tanzania, Philippines, and the United States. Very seldom, Петрония is the last name as well as the forename.
Петрония is also a name for the fictitious and mythical characters: Petronia , the literary vampire created by Anne Rice, The Vampire Chronicles.