Total births
505
Unisex name · since 1970
Blu
505 babies named Blu in U.S. Social Security records since 1970, with the highest year being 2021. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #3640
- among boys today
- 505
- born since 1970
- 2020s
- peak decade
- 75%
- more common than other boys
505 babies have been named Blu since 1970, making it today's #3640 unisex name.
Blu has 505 recorded births among boys since 1970, per the U.S. Social Security Administration, ranked #3640 as of the latest data, more common than 75% of boys, busiest in the 2020s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1970 to 2025.
- #3640 among boys today
- 505 born since 1970
- 2020s peak decade
- 75% more common than other boys
Data updated Jun 2026
The verdict
Blu is currently the #3640 unisex name in America, more common than 75% of boys - 505 born since 1970, peaking in the 2020s.
- #3640
- among boys today
- 505
- born since 1970
- 2020s
- peak decade
- 75%
- more common than other boys
Blu vs. every other boys name in current SSA rankings
#3640
of 14,294 boys in use
More common than 75% of names given to boys today.
2020s
Peak decade
47% of everyone ever named Blu was born in this single decade.
2021
Single peak year
48 babies were named Blu in 2021 - its busiest year on record.
How Blu compares
505 Top 43% higher than 57% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Blu's all-time total is 38% above the median boys name, and Liam still leads by a wide margin.
| Metric | Blu | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 505 | 367 | 358,536 |
| Peak-year births | 48 | 23 | 22,252 |
Blu's usage pattern, beyond the headline number
Blu splits its recorded history at 2009: 77% of all births land in the more recent half, 23% in the earlier half, a lean toward present-day use rather than a passing spike. The single quietest year was 1970 (5 births) -- compare that against the 2021 peak of 48 for a sense of just how much the name's popularity has swung.
Blu at a glance
Outside the top 1,000Peak year
2021
Current rank
#3,640
Active since
1970
Blu popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1970–2025
- Peak year (2021)
- 48
- Annual births at peak, across 56 years of records
Blu popularity over time - girls
323 total births recorded since 2000 (Blu as girls' name)
Blu by decade
Total births in each ten-year window, peak vs trough at a glance
2020s was Blu's strongest decade.
237 babies received the name during that ten-year window, about 47% of all-time use.
Blu births by decade
Total births in each ten-year window
- 1970s 58
1970s
58 births
- 1980s 13
1980s
13 births
- 1990s 5
1990s
5 births
- 2000s 48
2000s
48 births
- 2010s
2010s
144 births
- 2020s
2020s
237 births
What this shows Peak: 2020s at 237 births (47% of all-time use).
How Blu compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Blu's total volume
Blu vs 15 similarly-sized boys names
Blu by state
Where Blu concentrates geographically, total births since 1970
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 38 | 7.5% |
| #2 | California | | 20 | 4.0% |
| #3 | Florida | | 10 | 2.0% |
| #4 | Oklahoma | | 5 | 1.0% |
Texas share of Blu's total US births 7.5%
Even split
38 of 505 births nationwide. Compared to a flat distribution across 4 reporting states.
Frequently Asked Questions
How popular is the name Blu? ▼
Since 1970, Social Security records show 505 babies named Blu. Today it holds rank #3640 among boys. Its busiest year on record was 2021, with 48 births.
When was Blu most popular? ▼
Blu was most popular in the 2020s decade with 237 total births. The single peak year was 2021.
Where is Blu most popular? ▼
The top states for the name Blu are Texas (38 births), California (20 births), Florida (10 births).
Is Blu a unisex name? ▼
Yes, Blu is used for both boys and girls. As a boy's name it has 505 births, and as a girl's name it has 323 births.
How long has the name Blu been used? ▼
The SSA has tracked Blu since 1970 -- 56 years through the most recent 2025 data.
What names are similar to Blu? ▼
Names with a similar sound or spelling include Blue, Bluford. These share a common prefix and are also used for boys.
What to do with Blu's data
- Texas records the most Blus (38 births) -- see the full state breakdown if geography matters to your decision. Texas names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Blu
Nearby Names Like Blu
Names with a similar sound, spelling, or feel to Blu
Compare Blu side by side: Blu vs Blue Blu vs Bluford
Related Names
Names with a similar popularity rank to Blu
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1970–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Blu: #3640 Unisex Name - 505 Births, Peak 2021." NameAlmanac. Accessed via https://namealmanac.com/name/blu. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Blu draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.