Luiza
Of Portuguese origin, meaning "famous warrior".
Name Census estimates that about 1,031 living Americans carry the first name Luiza. The name is used almost exclusively for girls. The average person named Luiza today is around 16 years old, and the year with the single highest number of Luiza births was 2023 (61 babies).
This page is the full Name Census profile for Luiza. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Luiza is a relatively new arrival in the SSA data. The average bearer is just 16 years old, meaning it gained most of its traction in the last two decades.
People living today
1.0K
~ 1 in 332,448 Americans
Peak year
2023
61 babies that year
Average age
16
years old
2024 SSA rank
#3,244
Tracked since 1928
Popularity
Luiza: popularity over time
The SSA tracks Luiza from the 1920s through to the 2020s, spanning 7 decades of birth certificate data. The biggest single decade for the name was the 2010s, with 344 total registrations. Although the numbers have come down from the 2010s peak, Luiza remains solidly in use and shows no sign of disappearing from maternity wards.
Babies born per year
Decades
Luiza by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Luiza during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Luizas live
The SSA's state-level files cover 6 states and territories. Massachusetts, Florida, California recorded the most babies named Luiza, while Texas, New York, New Jersey recorded the fewest. The average across all reporting states is about 66 registrations each.
Origin
Meaning and history of Luiza
The name Luiza is a feminine given name derived from the French form of the ancient Germanic name Louise. It has its roots in the Old Frankish name Hlodvig, which means "famous warrior" or "famous battle." The name was originally spelled as Luduuiga or Chlodovecha in its early forms.
The name gained popularity in medieval France, where it was often associated with French royalty and nobility. One of the earliest recorded instances of the name can be found in the 12th century, when a noble lady named Luiza de Moucy was mentioned in historical records from the region of Champagne.
In the 13th century, the name Luiza appeared in the Old French epic poem "La Chanson de Roland," where it was used for a character described as a beautiful and virtuous woman. This literary reference contributed to the name's widespread use among the French nobility during this period.
Throughout history, several notable figures have borne the name Luiza. One of the most famous was Luiza de Guzmán (1310-1369), a Spanish noblewoman and mistress of King Alfonso XI of Castile. Their illegitimate son, Enrique II, would later become the first monarch of the House of Trastámara dynasty.
Another renowned Luiza was Luiza de Coligny (1555-1620), a French Protestant noblewoman who played a significant role in the French Wars of Religion. She was known for her unwavering support of the Huguenot cause and her efforts to protect her fellow Protestants during times of persecution.
In the realm of literature, Luiza de Padilla (1555-1646) was a Spanish poet and playwright of the Golden Age. Her works, which included plays and religious poetry, were highly acclaimed during her lifetime and contributed to the flourishing of Spanish literature in the 17th century.
During the 19th century, Luiza de Bragança (1801-1876), a Portuguese Infanta and Queen Consort of Spain, gained prominence as the wife of King Ferdinand VII. Her influence and political involvement played a crucial role in shaping the course of Spanish history during her husband's reign.
Lastly, Luiza Todi (1753-1833) was an Italian-Portuguese opera singer renowned for her exceptional voice and performances across Europe. She was celebrated as one of the greatest sopranos of her time and is considered a pivotal figure in the development of the bel canto singing technique.
People
Luiza + last name combinations
How many people share a full name with Luiza as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with L
Other first names starting with L with a similar number of bearers.
FAQ
Luiza: questions and answers
How many people in the U.S. are named Luiza?
Name Census puts the figure at roughly 1,031 living Americans. We arrive at this by taking every SSA birth registration for Luiza going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 332,448 US residents.
Is Luiza a common name?
We classify Luiza as "Rare". It ranks above 90.3% of all first names in the SSA dataset by living bearers. Across the full history of the data, 1,052 babies have been registered with this name.
When was Luiza most popular?
The single biggest year for Luiza was 2023, when 61 babies received the name. The fact that the average living Luiza is about 16 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Luiza a female name?
Yes, 100.0% of people registered as Luiza in the SSA data are female. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.