Louisa: Meaning of Baby Name Louisa

About the Name Louisa

Louisa is the Latinate feminine of Louis, a name built from the ancient Germanic elements hlud, "famous," and wig, "war" or "battle" — hence its traditional reading as "renowned fighter" or "famous warrior." Long favored among European royalty and gentry, it carries an air of vintage refinement and gentle strength that has made it a quiet classic across the centuries, beloved for both its softness and its noble bearing.

Its best-known bearer is novelist Louisa May Alcott (born 1832), an American author whose 1868 novel Little Women became one of the most iconic American children's-and-young-adult novels of the nineteenth century and a foundational work of the genre. Her name has long lent Louisa a literary, warm-hearted association.

After a long stretch outside the spotlight, Louisa first entered the US Social Security top-1000 in 2014, peaked in 2021 at #687, and has continued climbing, reaching #733 in 2024 after #807 the year before and #825 in 2022 — a clear upward trend reflecting the modern revival of vintage, gentle-sounding girl names. Pronounced Lou-i-sa, it offers three graceful syllables and beloved nicknames like Lou, Lulu, and Weezy. Its recorded variant is Luisa, the streamlined Spanish and Italian spelling that shares its softness and its sense of timeless charm.

Source: U.S. Social Security Administration name data, 1880–2024 (methodology). By Marvin Tang.

Quick Facts About Louisa

1,414

French baby names in our dictionary

843

French female names

221

6-letter L-names in our dictionary

530

L-female names total

2014–2025

years of US SSA records (12 total)

4,395

total US births named Louisa (all years)

US Popularity History (2014–2025)

📈 Rising: Louisa climbed 28 places in the US girls ranking over the last 5 years (#725 in 2020 → #697 in 2025).

Annual US births named Louisa by gender, from US Social Security Administration records. Peak year: 2021 with 424 girls named Louisa (girl rank #687 that year).

Where it stands today: in 2025, ranked #697 for girls (407 US births). That's 10 places below its 2021 peak.

Source: US Social Security Administration. Limitations: US birth-certificate data only; names appearing fewer than 5 times in a given year are suppressed for privacy; spelling variants are counted separately. For names that ranked outside the US top 100 before year 2000, only the years they reached the top 100 are shown — the chart may have gaps for less-popular historical names.

Where in the US Is Louisa Most Popular?

Average girl-name rank within each state across 2016–2025 SSA records. A lower number means the name appears closer to the top of that state's girls-name rankings — a per-capita measure that isn't biased toward large states. For Louisa the strongest states are District of Columbia, Maine, Massachusetts.

Strongest girls-name states

#	State	Avg rank	Births
1	District of Columbia	#176	51
2	Maine	#223	16
3	Massachusetts	#375	152
4	Connecticut	#390	24
5	Minnesota	#410	133
6	Colorado	#437	120
7	Utah	#458	89
8	Oregon	#489	63
9	Wisconsin	#545	92
10	Washington	#575	120

Weakest girls-name states

#	State	Avg rank	Births
1	Georgia	#1,040	39
2	California	#913	240
3	Arizona	#902	21
4	New Jersey	#898	41
5	Indiana	#805	32
6	Louisiana	#783	19
7	Tennessee	#768	66
8	South Carolina	#713	45
9	Illinois	#712	140
10	North Carolina	#711	86

Source: SSA state-level baby-name dataset 2016–2025. States with fewer than 3 years of data for Louisa in this window are excluded. Births < 5 in a given state-year are suppressed by SSA for privacy.

Variant Forms

Name	Meaning	Gender	Origin
Luisa	Spanish Form Of Louise Famous In War	Female	Spanish

Famous People Named Louisa

1 notable figure from history and culture who share the name Louisa.

Louisa May Alcott — Novelist (1832)

Browse more famous Louisas and similar first names →

Looking for names like Louisa?

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Compare Louisa to Other Popular Names

Side-by-side popularity charts and crossover years for Louisa against today's most popular girls-name peers (top 8 by US births in the last 10 years of SSA records).

Louisa vs Olivia 210,124 births since 2014

Louisa vs Emma 202,477 births since 2014

Louisa vs Sophia 169,709 births since 2014

Louisa vs Isabella 158,431 births since 2014

Louisa vs Ava 157,356 births since 2014

Louisa vs Charlotte 151,872 births since 2014

Louisa vs Mia 149,779 births since 2014

Louisa vs Amelia 142,728 births since 2014

Compare to a different name →