Name Legacy

Lou

Recorded 1880–2025 · United States

Lou was most popular in 1954, when 1,547 American babies were given the name — ranking #374 that year. In 2025 it ranked #2,747, with 146 births. Across 1880–2025 the Social Security Administration has recorded 38,198 people named Lou.

Most popular in1954
Rank that year#374
Births that year1,547
Total since 188038,198

Lou over time

18802025
Births per year. The dot marks Lou’s peak in 1954. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Names that peaked alongside Lou

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See Lou on the interactive charts

Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org