first name
MARYLOU
of 53,615 first names recorded in the 2020 Census
Of the 26,002 people named Marylou, 76.9% reported their origin as White, 17.5% as Hispanic or Latino and 3.2% as Asian or Pacific Islander. Virtually all are female (99.9%). These count how people described themselves on the 2020 Census, not where the name comes from.
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Marylou peaked in 1942, when 376 babies got the name.
At least 13,112 babies have been given the name since 1898. 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.
Marylou by decade
Among all names given to American babies, its best decade was the 1930s, when it ranked #739. The largest share of babies named Marylou, 37.7%, were born between 1928 and 1945, the Silent Generation's birth years.
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 Marylou is most common
Compared with all babies born in each state since 1910, Marylou has been most common in Connecticut (3.3×), New Mexico (3.2×), and New Jersey (2.4×), and least common in Missouri (0.2×).
9,774 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 Marylou
Spelled almost the same
8 first names in the 2020 Census spelled within a letter or two of Marylou, most common first.
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🔎 MARYLOU 🟦🟦🟦🟦🟦🟦🟦⬜⬜⬜ 1 in 11,616 Americans Rarer than 74.1% of us Peaked in 1942 with 376 babies Beat that 👇 https://howrareismy.name/first/marylou/