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Key takeaways
- There was little change in the top 10, with Liam and Olivia leading the boys' and girls' lists for the ninth and seventh straight year, respectively.
- Familiar favorites coexist with experimentation, with many parents choosing variable spellings to make their kids’ names stand out.
- Some of this year’s fast‑rising names included Kasai, Akari, and Klarity, reflecting creativity beyond the top ranks.
For the seventh consecutive year, Liam and Olivia are the most popular names for newborn American boys and girls, the Social Security Administration (SSA) announced on May 8.
In fact, 2025 marked the ninth straight year at the top for Liam, an Irish derivation of William. Olivia, based on the Latin word for “olive tree,” joined Liam at the top in 2019, ending a five-year run for Emma.
Noah remains in second place for boys’ names, while Charlotte snagged the No. 2 slot for girls’ names, with Emma sliding to third place.
Rounding out the top five in 2025 were Oliver, Theodore and Henry for boys and Amelia and Sophia for girls.
“Looking at the top 10, people will either yawn or feel comforted by the familiarity,” says Laura Wattenberg, a names researcher and author of The Baby Name Wizard.
“We like our names to be very light and very smooth, so Liam and Noah really exemplify that,” Wattenberg says, while longer names with more consonants, such as Mildred and Gertrude, are out of favor.
“Today’s girls’ names are more flowing and lyrical,” she says, pointing to the rise of Eliana, which jumped from No. 18 to No. 10 and was the only new entry on either top 10, bumping Ava off the girls’ list.
What explains the staying power of names like Liam and Olivia?
“Cultural momentum” plays a part, says Michelle Napierski-Prancl, a professor of sociology at Russell Sage College in Troy, New York, who has studied the influence of popular music on baby names.
In her research, she says, “parents also talked a lot about wanting to be unique but not too unique.”
That may explain why some names pop up several times, just with different spellings, like Sophia and Sofia, both of which made the girls’ top 10. It’s a way for parents to differentiate their child’s name without tripping up the teacher taking attendance, Napierski-Prancl says.
Names going back to 1880
The SSA’s list of most popular baby names, issued annually ahead of Mother’s Day, is drawn from applications for Social Security numbers for newborn children, of which the agency recorded about 3.6 million in 2025.
Social Security’s baby-names database has data stretching back to 1880, when the most popular names were John and Mary (as they would remain well into the 20th century). It’s become a key resource for tracking cultural change, reflecting not just the most popular names of today but also how dramatically the pool of parents’ choices has deepened.
For example, 50 years ago, when Jennifer and Michael were in the middle of long runs as America’s most popular names, the 10 most common monikers were collectively bestowed upon 25.6 percent of baby boys and 16.5 percent of baby girls. In 2025, the top 10 accounted for just 7.4 percent of boys and 6.4 percent of girls.
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