Blu
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Meaning
a modern American spelling of Blue, from the English word for the color, which came through Norman French from a Frankish word
How popular is Blu around the world?
In the United States, 421 babies were named Blu between 2020 and 2025. In England and Wales, 24 boys named Blu were born in 2025, ranked 1,197th among boys that year.
Blu is on the official records of the United States, England and Wales and Chile.
United States
1 in 52,000
In the United States, 421 babies were named Blu between 2020 and 2025.
Shape drawn from US Social Security baby-name records. Blu peaked in the 2020s.
Births with a Social Security record. Source: U.S. Social Security Administration
England and Wales
1 in 20,000
In England and Wales, 24 boys named Blu were born in 2025, ranked 1,197th among boys that year.
share of that year’s name registrations
Birth registrations in England and Wales (not the whole UK); exact spellings are counted separately, and any spelling under 3 in a year is withheld at source. Source: Office for National Statistics, baby names in England and Wales
Chile
1 in 36,000
In Chile, 5 girls were registered as Blu in 2021, every accent spelling counted together.
The count never rose above 5 in a year, too few to chart.
First-name registrations with Chile’s civil registry by year of registration, 1920–2021, counted as spelling groups (Sofía, Sofia and Sofìa are one name, shown with its most-registered spelling); the registry withholds nothing, nametree keeps the groups that reached 5 registrations in some year, and shares divide by every registration of the year. Source: Servicio de Registro Civil e Identificación (Chile) via the guaguas package, first-name registrations 1920-2021
Canada
last on record 2022
Blu is not on the 2024 record for Canada, where names under 5 in a year are excluded at source.
The count never rose above 8 in a year, too few to chart.
First given names from provincial and territorial vital statistics across Canada; any name-sex-year under 5 is excluded at source, and small Quebec counts carry a randomized adjustment made at source. Shares divide by Statistics Canada’s count of live births for the year; the 2024 count is preliminary. Source: Statistics Canada, first names at birth (table 17-10-0147-01)
Scotland
last on record 2021
Blu is not on the 2024 record for Scotland, where spellings under 3 in total are suppressed at source.
The count never rose above 3 in a year, too few to chart.
Births registered in Scotland; different spellings count separately but accents are merged at source, and any spelling under 3 in total is suppressed. Source: National Records of Scotland, babies' first names
Not on 12 other recordsWhy
- Not on the record in Spain, Mexico City, Argentina, Puerto Rico, Ireland, New Zealand and Poland: those registries withhold small counts, so rare uses may sit below their floors.
- Not on the Montevideo record for 1940 to 2011: that registry withholds nothing, so this spelling was not given there in those years.
- Not on the France record: nametree keeps spellings that reached 20 births in some year, so rarer uses are not shown.
- Not on the South Australia record for 1944 to 2017: that registry withholds nothing, so this spelling was not given there in those years.
- Not on the Austria record for 1984 to 2025: Statistik Austria publishes every first name down to a single birth, so this name was not given there in those years (before 2010 the record covers babies with Austrian citizenship only).
- Not on Norway’s list: Statistics Norway lists only first names carried by 200 or more living people, so rarer names are not shown.
When you meet Blu
Most people given the name Blu in the United States are children or teenagers today. The name belongs to this generation.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
Keep exploring
The Blu deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Blu truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Blu fits with your family’s names and surname.
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