Alejo
Masculine · “defender”
Alejo is the Spanish form of Alexis, and the Greek behind it is a defender — the same verb that opens Alexander.
How old is the name Alejo?
Alejo first appears in US birth records in 1909 — 116 years ago. The typical Alejo alive today was born around 1989, making them about 36 years old. About 700 people named Alejo are estimated to be alive in the US today.
When was the name Alejo most popular?
Alejo peaked in 1909, reaching #1440 nationally. Today it ranks #4539, 3,099 places below that high. See the whole 1909 chart.
Where it comes from
From alexein to Alejo
The story of Alejo
Alexios Komnenos took the Byzantine throne in 1081 and his reign is the subject of the Alexiad, written by his daughter Anna — one of the first substantial histories written by a woman in Europe. Saint Alexis of Rome gave the name to the west. Spanish gives Alejo and it is used across Spain and Latin America; Alejandro is the fuller relative.
Meaning
defender
From Greek alexein, to defend or ward off; Alexios was a Byzantine imperial name and Alexander joins the same verb to a word for a man. Spanish gives Alejo, with the j as a throat sound.
How the name formed
- alexein
- Alexios
- Alejo
Related forms: Alejo · Alexis · Alexei
Pronouncing Alejo
ah-LEH-ho
Three syllables with the stress in the middle; the j is a throat sound in Spanish.
Nicknames for Alejo
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1909
- Most boys named
- 202522 — the highest on record
- Peak rank
- #1440reached in 1909
- Change vs 2023
- +69.2%22 in 2025, from 13
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Alejo in other languages
The same name elsewhere
- Alejo in Spanish — same name
- Alexis in English — same name
- Alexei in Russian — same name
Strongest US states over the last decade: California, Texas.
Alejos among us
people named Alejo are estimated to be alive in the US today
About 1 boy in 77,640 born in 2025 was named Alejo
Estimated from SSA birth records and published actuarial life tables. Method
Is it right for you
What happens to a name after it peaks
Fashion outlook
Alejo sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Alejo beside its neighbors
The names ranked closest to Alejo in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- A settled Greek meaning that is plain and easy to explain.
- Ale and Alex are both ready short forms in two languages.
- Five letters and three syllables, quick to write.
- The Spanish j is a throat sound English speakers will render as a j.
- Alejandro is far more common and will be assumed to be the full form.
- Alexis is now more often a women's name in America.
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Alejo
Masculine · #4539 in the U.S.
Frequently asked
- How many Alejos are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 700 people named Alejo are estimated to be alive in the US today.
- How popular is the name Alejo in 2025?
- Alejo ranks #4539 among US boy names in 2025, with 22 babies given the name.
- How rare is the name Alejo?
- About 1 in every 77,640 US boys born in 2025 was named Alejo — 22 in all.
- Will my child share the name Alejo with classmates?
- Alejo will almost certainly be the only one in school.
Ranked beside Alejo
Names sitting at a similar level of popularity right now.
Nels#4539 · Gabe#4539 · Michel#4539 · Elroy#4539 · Orlin#4539 · Pearce#4539 · Josemaria#4539 · Napoleon#4539
Looking for what else is popular rather than what resembles Alejo? See the current top 100.
Choosing between Alejo and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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