first name
MILLIE
of 53,615 first names recorded in the 2020 Census
Of the 17,079 people named Millie, 68.1% reported their origin as White, 14.1% as Hispanic or Latino and 8.7% as Black. Virtually all are female (99.6%). These count how people described themselves on the 2020 Census, not where the name comes from.
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Millie peaked in 2025, when 3,353 babies got the name.
At least 46,138 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.
Millie by decade
Among all names given to American babies, its best decade was the 1880s, when it ranked #241. The largest share of babies named Millie, 43.5%, 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 Millie is most common
Compared with all babies born in each state since 1910, Millie has been most common in Utah (3.2×), Alabama (2.2×), and Mississippi (2.1×), and least common in New Mexico (0.18×).
35,873 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 Millie
Spelled almost the same
3 first names in the 2020 Census spelled within a letter or two of Millie, most common first.
Also a last name
As a last name, Millie ranks #94,341 of 156,621, with 208 people. See Millie as a last name
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🔎 MILLIE 🟦🟦🟦🟦🟦🟦🟦🟦⬜⬜ 1 in 17,684 Americans Rarer than 76.9% of us Peaked in 2025 with 3,353 babies Beat that 👇 https://howrareismy.name/first/millie/