In 2025, 161 US girls were named Petra, making it the 1,372nd most common girls’ name of the year, up 118 places from #1,490 in 2024. That is 14 more than the 147 girls named Petra in 2024. Its best rank for girls was #435, reached in 1894. The most girls given the name in a single year was 197, in 1927. For comparison, it was #1,351 in 2015 and #760 in 1950.
Social Security card records list Petra in 145 years of the 146 from 1880 to 2025, starting in 1881 with 10 babies. In all, 14,626 US babies have been given the name, 99.5% of them girls and 0.5% boys. Its busiest decade was the 1920s, with 1,822 babies named Petra.
Over the 10 years from 2016 to 2025, 1,562 US girls were named Petra; the busiest of those years was 2020, with 175. In 2025 that was about 1 in 9,983 of the girls in SSA’s list for the year.
Among the states, Petra ranked highest in Oregon in 2025, at #610 for girls there. It was not in the top 100 of any state. Rarer spellings such as Pietra are summarised on this page.
Meaning
Meaning not yet researched.
We publish a meaning only with a cited source and a confidence label, and never generate one. Meanings are being researched for the most common names first.
Wikidata records this spelling as a given name in Czech, Dutch, Slovene and Spanish. That is where the name is used, not necessarily where it comes from.