Home β€Ί Baby Names Directory β€Ί Lou

Lou

β™‚ Boy

Pronounced LOO /ˈluː/Medium

Meaning: Famous in battleMedium

In 30 seconds: Lou is an English name meaning 'famous in battle', long used on its own and as a short form of Louis.
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Origin MediumEnglish, French, Dutch
MeaningFamous in battle
U.S. rank (2024)#2118 β†˜ Falling
2024 U.S. births70 boys (0.00% of U.S. boys)
Peak year2022
Total births (all-time)β‰ˆ 4,006

Popularity in the U.S. Β· SSA data

peak 202318802024

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

History & Origin

Lou carries the meaning 'famous in battle', the sense behind the longer name Louis. It works as a standalone name and as a friendly short form, which is part of why it has stayed in steady use. The single open syllable gives it a warm, plain-spoken quality.

Bearers stretch across American public life, from First Lady Lou Hoover to Hall of Fame baseball player Lou Gehrig. Its related forms branch in several directions, including Louie, Luella, and Lulu.

Did you know? The meaning usually attached to Lou is 'famous in battle', and that core idea is what gives the name most of its long-term appeal.
Overall data confidence 78%
Behind the Name - Lou β€” etymology, usage, pronunciation, and related formsU.S. Social Security Administration β€” 2024 popularity rank and count supplied in the batch input CSV

Variations

LouellaLouieLuellaLulaLulu

Nicknames

β€”

Famous Bearers

  • β˜…Lou Hoover (1874–1944)
    First Lady of the United States (1929–1933), wife of President Herbert Hoover.
  • β˜…Lou Gehrig (1903–1941)
    American Hall of Fame baseball first baseman for the New York Yankees.

If you like Lou…

Louieβ€” A listed variation and the most natural longer form of Lou.
Louisβ€” The full name carrying the same 'famous in battle' meaning.
Luellaβ€” A listed variation built on the same root sound.

Frequently Asked

What does the name Lou mean?

Lou is usually explained as meaning 'famous in battle' and is most often linked with English tradition.

How do you pronounce Lou?

It's commonly said LOO /ˈluː/.

Is Lou a boy or girl name?

In this batch and in recent U.S. usage data, Lou is used as a boy name.

How popular is Lou?

In 2024, Lou ranked #2118 in the U.S. for boys, with 70 births recorded.