Globally, Petrona (Petrona 
) is a common girly first name. The first name Petrona is characteristic of Latin America and the Caribbean, particularly Nicaragua, where it is a common girly name, Argentina, where it is quite a common feminine name, and Paraguay, where it is quite a common predominantly girly, but very seldom boy's name (explore the name in all countries). In absolute terms, it is commonest in Latin America and the Caribbean, particularly Argentina, Mexico, and Nicaragua. Also, Petrona is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Petrona | Honduras, Nicaragua, Mexico, Ecuador, Argentina |
| petrona bernardina cordero Argentinian patriot, AR (b. 1778) |
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| petrona rosende Argentinian journalist, UY (b. 1787) |
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petrona eyle Argentine doctor, AR (b. 1866) |
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| petrona álvarez de carrera Wife of former Guatemalan President, Rafael Carrera (1817-1857), GT (b. 1817) |
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petrona viera Uruguayan artist (1895-1960), UY (b. 1895) |
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petrona carrizo de gandulfo Argentinian cook and best-selling author, AR (b. 1896) |
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| petrona hernández lópez Nicaraguan revolutionary, NI (b. 1890) |
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| petrona martinez singer of indigenous and Afro-Colombian music, CO (b. 1938) |
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| petrona de la cruz Mexican writer, MX (b. 1965) |
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| petrona mejía Guatemalan politician, GT (b. 1973) |
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| petrona ríos botanist and botanical collector, CR |
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| petrona lee academic |
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| petrona reyes ramón Mother of Beatriz Pérez Reyes, MX |
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| petrona espinoza mother of Gerardo Barrios, ES |
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| petrona gregorio-pascual researcher |
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