Louna vs Lou

Side-by-side comparison of Louna and Lou — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Louna

Girl name · Rank #16841

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Name B

Lou

Girl name · Rank #2524

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Which name is more popular?

Metric Louna Lou
Current Rank #16841 #2524
Total Births (all years) 155 34,043
Peak Year 2016 1954
Peak Year Births 35 1,495
Peak Decade 2010ss 1950ss
Gender Girl Girl
First Recorded Year 2012 1880

Births by Decade

Decade Louna Lou
1880ss — 1,364
1890ss — 1,283
1900ss — 1,261
1910ss — 2,550
1920ss — 3,930
1930ss — 5,165
1940ss — 4,722
1950ss — 9,084
1960ss — 3,037
1970ss — 767
1980ss — 177
1990ss — 65
2000ss — 85
2010ss 108 255
2020ss 47 298

Recent Annual Births (2014–present)

Year Louna Lou
2014 — 22
2015 7 29
2016 35 35
2017 24 30
2018 25 39
2019 12 40
2020 9 43
2021 8 54
2022 13 62
2023 12 69
2024 5 70

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 2012–2024.

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