Is Luiza a boy or girl name?

Luiza is a girl’s name. Of the 1,090 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Luiza

Recorded 1928–2025 · United States

Luiza was most popular in 2023, when 61 American babies were given the name — ranking #4,928 that year. In 2025 it ranked #6,962, with 36 births. Across 1880–2025 the Social Security Administration has recorded 1,090 people named Luiza.

Luiza over time

Births per year. The dot marks Luiza’s peak in 2023. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Luiza a boy’s or a girl’s name?

Across the whole record Luiza is a girl’s name — 100.0% of the 1,090 Americans given it were girls and 0.0% were boys. In births since 2016 it is 100% girls and 0% boys.

Counted from every US birth the Social Security Administration recorded under this name, so it reflects use rather than opinion. A name given to fewer than five babies of one sex in a year is withheld at source and is not counted.

Names that peaked alongside Luiza

Where Luiza is most concentrated

How much more common the name is in each state than across the country as a whole.

Explore further

See Luiza on the interactive charts

Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org