Alessio
Masculine · “Defender”
Alessio is the Italian descendant of a name the Greeks built out of the verb for defending, carried west through Latin and worn smooth by Italian vowels. It has been a fixture on Italian baptismal records for centuries, and it arrives in English with its own rhythm intact — four beats that finish on an open vowel. In the US it has a foothold that is genuinely new, while in France it turns up on the charts as well.
How old is the name Alessio?
Alessio first appears in US birth records in 1922 — 103 years ago. The typical Alessio is a kid of about 6 — this name's wave is very recent. About 2,300 people named Alessio are estimated to be alive in the US today.
When was the name Alessio most popular?
Alessio peaked in 2025, reaching #867 nationally. Today it ranks #867, exactly where it peaked. See the whole 2025 chart.
Alessio appears on these lists:
Works in French families too:
Where it comes from
From Alexios to Alessio
The story of Alessio
The Greek Alexios passed into Latin as Alexius and spread through the early Christian world, attached above all to Saint Alexius of Rome, the fifth-century ascetic whose legend was retold across Europe in the Middle Ages. Byzantine emperors carried it too, among them Alexios I Komnenos, who ruled from the late eleventh century into the twelfth. Italian reshaped Alexius into Alessio, doubling the s and softening the ending, and there it stayed — a steady Italian given name for generations. Its recent appearances in American records follow the ordinary path of Italian names into English-speaking countries: family lines, and parents drawn to the sound.
Meaning
Defender, helper
From the Greek verb alexein, 'to defend, to ward off' — the same root that sits inside Alexander.
How the name formed
- Alexios
- Alexius
- Alessio
Related forms: Alexios · Alexius · Alejo · Aleksey · Aleksy · Aleix
Pronouncing Alessio
ah-LESS-ee-oh
Italian speakers run the last part together as one quick syllable, closer to ah-LESS-syo. Both are widely heard; the stress stays on LESS either way.
Nicknames for Alessio
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
- 1922
- Most boys named
- 2025276 — the highest on record
- Peak rank
- #867reached in 2025
- Change vs 2024
- +14.5%276 in 2025, from 241
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.
Alessio in other languages
The same name elsewhere
- Alexios in Greek — same name
- Alexius in Latin — same name
- Alejo in Spanish — same name
- Aleksey in Russian — same name
- Aleksy in Polish — same name
- Aleix in Catalan — same name
Strongest US states over the last decade: California, New York, Florida. INSEE rounds every published count to the nearest five for statistical confidentiality; the ranks are calculated from the exact figures. International figures from INSEE. Sources
Alessios among us
people named Alessio are estimated to be alive in the US today
About 1 boy in 6,189 born in 2025 was named Alessio
Estimated from SSA birth records and published actuarial life tables. Method
Is it right for you
What happens to a name after it peaks
The Arnoldo test
Every popular name lives one long story — a climb, a peak, a slow settling back. Alessio's later chapters haven't been written yet, so we borrowed them: Arnoldo climbed just as high around 1967, and its whole arc is on record. Line the two peaks up, and Arnoldo's path sketches the road Alessio is walking now.
Alessio is climbing fast right now. Steep climbs tend to come with steep descents — the quicker a name arrives, the more firmly it belongs to its moment.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Alessio is headed
Alessio looks set to keep climbing gently, with roughly 40% more babies a year by 2030 if the current curve holds.
Medium confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Alessio beside its neighbors
The names ranked closest to Alessio in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- A documented line running from Greek through Latin into Italian, unbroken for well over a thousand years.
- Recognizable across Spanish, Polish, Russian and Greek in its local forms, so relatives abroad will have a version of it.
- Comes with ready-made short forms — Ale in Italian, Alex in English — without needing anything invented.
- Spelled the way it sounds once heard: every letter is pronounced, no silent parts.
- The double s and the -io ending invite misspellings: Alesio, Alessio-with-one-s, and the occasional Alessandro. Expect to spell it out over the phone.
- Alessia is the feminine Italian form and sits very close in speech, so a listener may need the ending repeated to be sure which one they heard.
- Many Americans will assume it is a short form of Alessandro. It is not — the two names come from different Greek roots that happen to share a beginning.
- In most American schools he will be the only one, which cuts both ways: no confusion in the classroom, but also no one who already knows how to say it.
Nobody names a baby alone.
Put Alessio to the vote.
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What they receive
Someone added a name to your list
Alessio
Masculine · #867 in the U.S.
Frequently asked
- How many Alessios are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 2,300 people named Alessio are estimated to be alive in the US today.
- How popular is the name Alessio in 2025?
- Alessio ranks #867 among US boy names in 2025, with 276 babies given the name.
- How rare is the name Alessio?
- About 1 in every 6,189 US boys born in 2025 was named Alessio — 276 in all.
- Will my child share the name Alessio with classmates?
- Alessio will almost certainly be the only one in school.
Ranked beside Alessio
Names sitting at a similar level of popularity right now.
Brycen#867 · Edison#867 · Carlo#867 · Zev#864 · Conner#864 · Jesiah#864 · Aryan#871 · Stanley#863
Looking for what else is popular rather than what resembles Alessio? See the current top 100.
Choosing between Alessio and another name?
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US figures from the Social Security Administration; international figures from national statistics agencies. 1880–2025. Data & methodology
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