Lucio
Masculine · Latin roots · “Light”
Lucio is the Italian and Spanish form of Lucius, one of the handful of first names Roman men actually used — a name already old when Rome was a republic. It is built from the Latin word for light, and it moves in the mouth the way it looks: three open syllables, ending on that clean -o.
How old is the name Lucio?
Lucio first appears in US birth records in 1907 — 118 years ago. The typical Lucio alive today was born around 1992, making them about 33 years old. About 5,100 people named Lucio are estimated to be alive in the US today.
When was the name Lucio most popular?
Lucio peaked in 1907, reaching #930 nationally. Today it ranks #1323, 393 places below that high. See the whole 1907 chart.
Lucio appears on this list:
Where it comes from
From lux (Latin, 'light') to Lucio
The story of Lucio
Lucius was one of the small, fixed set of praenomina that Roman men were given, so common that it was routinely abbreviated to a single letter, L., in inscriptions. It passed into Christian use early — Pope Lucius I held the see of Rome in the third century, and later bishops of the same name followed. As Latin broke apart into the Romance languages, the name stayed put and simply changed its ending: Lucio in Italian, Spanish and (with an accent) Portuguese. It came into American records through Italian and Spanish-speaking families and has kept that footing ever since.
Meaning
Light — from Latin lux
Roman writers connected the praenomen Lucius to children born at first light; the root itself, lux, is not in doubt.
How the name formed
- luxLatin, 'light'
- Lucius
- Lucio
Related forms: Lucius · Lucio · Lucio · Lúcio · Lucien · Łucjusz
Pronouncing Lucio
LOO-see-oh
That is the usual English and Spanish reading. In Italian the same spelling is said LOO-cho, with the c soft and the i silent — worth deciding which one you want, since both are correct in their own language.
Nicknames for Lucio
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
- 1907
- Most boys named
- 2025146 — the highest on record
- Peak rank
- #930reached in 1907
- Change vs 2023
- +28.1%146 in 2025, from 114
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.
Lucio in other languages
The same name elsewhere
- Lucius in Latin — same name
- Lucio in Italian — same name
- Lucio in Spanish — same name
- Lúcio in Portuguese — spelling variant
- Lucien in French — related form
- Łucjusz in Polish — related form
Strongest US states over the last decade: Texas, California, Florida.
Lucios among us
people named Lucio are estimated to be alive in the US today
About 1 boy in 11,699 born in 2025 was named Lucio
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
Lucio is on its second act. Revived names age gently: the generation that wore them first is far enough away that the name feels classic rather than dated.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Where Lucio is headed
Lucio looks set to keep climbing gently, with roughly 16% more babies a year by 2030 if the current curve holds.
High 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.
Lucio beside its neighbors
The names ranked closest to Lucio in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- The meaning is settled and easy to say out loud: light, from Latin lux.
- Recognized as an ordinary given name in Spanish, Italian and Portuguese, so it travels without translation.
- A documented record stretching back to Roman republican naming — few names have a longer unbroken line.
- Short, three syllables, and spelled the way most English speakers would guess after hearing it once.
- Two correct pronunciations compete: LOO-see-oh in Spanish and English, LOO-cho in Italian. Neither is wrong, but a Lucio will spend some of his life choosing between them for other people.
- English speakers often reach for the names they know first, so expect occasional slips to Lucius, Luciano, Lucas — or to Lucia, which reads as a girl's name.
- He is unlikely to share the name with a classmate. That is a pleasure for some children and a small burden for others, especially in the years when blending in matters most.
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What they receive
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Lucio
Masculine · Latin roots · #1323 in the U.S.
Frequently asked
- How many Lucios are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 5,100 people named Lucio are estimated to be alive in the US today.
- How popular is the name Lucio in 2025?
- Lucio ranks #1323 among US boy names in 2025, with 146 babies given the name.
- How rare is the name Lucio?
- About 1 in every 11,699 US boys born in 2025 was named Lucio — 146 in all.
- Will my child share the name Lucio with classmates?
- Lucio will almost certainly be the only one in school.
Ranked beside Lucio
Names sitting at a similar level of popularity right now.
Bryant#1323 · Hans#1323 · Sidney#1323 · Eros#1323 · Sanad#1328 · Gus#1328 · Gilbert#1328 · Elvis#1328
Looking for what else is popular rather than what resembles Lucio? See the current top 100.
Choosing between Lucio and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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