Lou
boy name#1919 in 2025Lou entered the US charts in 1880, peaked at #442 in 1881, ranks #1919 today — a vintage name making a comeback.
Popularity 1880–2025
#1919
rank today
#442
peak (1881)
81
babies in 2025
comeback
a vintage name making a comeback
Rank by decade
| Decade | Average rank |
|---|---|
| 1880s | #555 |
| 1890s | #665 |
| 1900s | #795 |
| 1910s | #1104 |
| 1920s | #1219 |
| 1930s | #1181 |
| 1940s | #1039 |
| 1950s | #1061 |
| 1960s | #1227 |
| 1970s | #1922 |
| 1980s | #3023 |
| 1990s | #4230 |
| 2000s | #5281 |
| 2010s | #3724 |
| 2020s | #2112 |
Strongest states
Over the last decade, Lou has been most popular in CA, NY, TX.
Living bearers
About 2,400 people named Lou are estimated to be alive in the US today.
The typical Lou alive today was born around 1958, making them about 67 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Lou in 2025?
- Lou ranks #1919 among US boy names in 2025, with 81 babies given the name.
- When was the name Lou most popular?
- Lou peaked in 1881, reaching #442 among US boy names.
- Will my child share the name Lou with classmates?
- Lou will almost certainly be the only one in school.
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