Baby Names US
boys' name ★ peaked 2025

Alejo

Gender Boy Rank 2025 #4,544 Trend ↑ Rising 29%
Rank 2025
#4,544
among boys · ↑3,248 vs 2024
Babies in 2025
22
named Alejo
How common
1 in 77,640
boys born in 2025
Peak year
2025
22 babies
All-time total
904
#5,483 all-time among boys
First recorded
1909
in Social Security records

Alejo popularity over time

904 babies have been named Alejo since 1909, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.020.030.0418801900192019401960198020002020Peak 1909Boys

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Boys Per year Change Best rank
1880s – – – –
1890s – – – –
1900s 5 1 – #1,445
1910s 16 2 +220% #2,883
1920s 50 5 +213% #3,497
1930s 43 4 -14% #2,633
1940s 58 6 +35% #2,326
1950s 65 7 +12% #2,507
1960s 66 7 +2% #2,473
1970s 73 7 +11% #3,267
1980s 98 10 +34% #3,416
1990s 110 11 +12% #3,835
2000s 125 13 +14% #5,148
2010s 108 11 -14% #5,518
2020s (to 2025) 87 15 +34% #4,544

Where Alejo is heading

A five-year projection from the recent trend in births per 1,000 boys (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 boys Implied rank
2026 23 0.01 outside top 500
2027 24 0.01 outside top 500
2028 25 0.01 outside top 500
2029 25 0.01 outside top 500
2030 26 0.02 outside top 500

The story of Alejo

Alejo is rare for boys in the United States, ranked #4,544 in 2025 with 22 babies given the name. It is currently rising compared with a decade ago.

Since 1909, 904 American babies have been named Alejo. Its peak came in 2025, when 22 newborns received the name, the signature sound of the 2020s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Alejo stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Alejo?

The median living Alejo is about 29 years old; half are between 14 and 49. An estimated 700 people named Alejo are alive in the United States today.

median 29 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Alejo year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Boys Boys rank
2025 22 #4,544
2024 10 #7,792
2023 13 #6,538
2022 12 #6,842
2021 17 #5,350
2020 13 #6,307
2019 10 #7,667
2018 12 #6,716
2017 10 #7,571
2016 7 #9,710
2015 16 #5,518
2014 11 #7,070
2013 15 #5,667
2012 9 #8,182
2011 13 #6,267
2010 5 #12,309
2009 9 #8,327
2008 12 #6,779
2007 16 #5,440
2006 10 #7,444
2005 14 #5,584
2004 14 #5,501
2003 14 #5,278
2002 12 #5,741
2001 14 #5,148
2000 10 #6,332
1995 7 #7,006
1990 6 #7,200
1985 7 #5,166
1980 10 #3,844
1975 5 #5,481
1970 8 #3,528
1965 10 #2,621
1960 10 #2,686
1955 6 #3,512
1950 7 #3,024
1945 – –
1940 10 #2,326
1935 6 #3,260
1930 – –
1925 – –
1920 7 #3,497
1915 7 #3,088
1910 – –
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Famous people named Alejo

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

  1. 1 Alejo Carpentier Alejo Carpentier Cuban novelist (1904–1980) Contemporary
  2. 2 Alejo Sauras Alejo Sauras Spanish actor (born 1979) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

Quick answers about Alejo, drawn from the same Social Security data as the charts above.

How old is the average Alejo?

The median living Alejo is about 29 years old. Half of all living Alejos are between 14 and 49 years old.

How many people named Alejo are alive today?

An estimated 700 people named Alejo are alive in the United States, based on 904 recorded births and Social Security life tables.

How popular is the name Alejo in 2025?

Alejo ranked #4,544 among boys' names in the United States in 2025, with 22 babies given the name, according to Social Security Administration data.

How many people are named Alejo?

904 babies have been named Alejo in the United States since 1909, based on Social Security card applications.

When was the name Alejo most popular?

Alejo peaked in 2025, when 22 newborns received the name.

Is Alejo a boy or girl name?

Alejo is overwhelmingly a boy's name: 100% of babies with the name.

Is the name Alejo rising or falling?

Alejo is on the rise, noticeably more popular now than a decade ago.

Will Alejo become more popular?

Alejo is trending upward. If the recent trend holds, we project roughly 26 boys named Alejo in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Who are famous people named Alejo?

Well-known people named Alejo include Alejo Carpentier (writer), Alejo Sauras (actor).

Names like Alejo

Names that sound and feel close to Alejo: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Alejo with similar names → More names starting with A →