Petro
Meaning
“Ukrainian form of Peter: rock”
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Petro has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
489 people · the #13,602 first name in Brazil · about 1 in 500,000 · median age 9
Among people named Petro living in Brazil at the 2022 census, more were born in the 2010s than in any other decade.
The census also counted 96 born between 2020 and August 2022, too recent a span to chart.
Source: IBGE, Censo Demográfico 2022
The Petro deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Petro truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Petro fits with your family’s names and surname.
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