first name
LOUISA
of 53,615 first names recorded in the 2020 Census
Of the 13,130 people named Louisa, 62.2% reported their origin as White, 18.7% as Hispanic or Latino and 7.8% as Black. Virtually all are female (99.7%). These count how people described themselves on the 2020 Census, not where the name comes from.
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Louisa peaked in 2021, when 424 babies got the name.
At least 21,937 babies have been given the name since 1880. Years SSA withheld, because fewer than 5 were born, are skipped rather than drawn as zero. * 2025 is the newest year published and it undercounts: a card application is filed some time after a birth.
Louisa by decade
Among all names given to American babies, its best decade was the 1880s, when it ranked #253. The largest share of babies named Louisa, 21.2%, were born in 2013 or later.
Rank counts both sexes together, among every name SSA recorded that decade; the number under it is births. The 2020s run only to 2025. Generation years follow Pew Research Center, which has not named a generation after 2012.
Where Louisa is most common
Compared with all babies born in each state since 1910, Louisa has been most common in New Mexico (4.1×), Massachusetts (2.4×), and New York (2.1×), and least common in Arkansas (0.23×).
12,064 births recorded by state, 1910–2025. 2× means twice as common as nationally. States with fewer than 30 such births are left blank, and SSA withholds any year with fewer than 5 in a state, so small states read low.
Either side of Louisa
Spelled almost the same
4 first names in the 2020 Census spelled within a letter or two of Louisa, most common first.
Also a last name
As a last name, Louisa ranks #149,446 of 156,621, with 110 people. See Louisa as a last name
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🔎 LOUISA 🟦🟦🟦🟦🟦🟦🟦🟦⬜⬜ 1 in 23,003 Americans Rarer than 78.4% of us Peaked in 2021 with 424 babies Beat that 👇 https://howrareismy.name/first/louisa/