NameCensus.
Very Rare

Lio

A short form derived from names like Lionello or Lionel.

Name Census estimates that about 341 living Americans carry the first name Lio. The name is used almost exclusively for boys. The average person named Lio today is around 8 years old, and the year with the single highest number of Lio births was 2024 (44 babies).

This page is the full Name Census profile for Lio. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.

People living today

341

~ 1 in 1,005,145 Americans

Peak year

2024

44 babies that year

Average age

8

years old

2024 SSA rank

#2,891

Tracked since 2004

Popularity

Lio: popularity over time

The SSA tracks Lio from the 2000s through to the 2020s, spanning 3 decades of birth certificate data. The biggest single decade for the name was the 2010s, with 172 total registrations. The name continues to be given at rates close to its all-time high, suggesting it has not yet fallen out of fashion.

Babies born per year

0112233442005201020152020

Decades

Lio by decade

The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Lio during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.

DecadeMaleFemaleTotal
2000s21021
2010s1720172
2020s1500150

Geography

Where Lios live

The SSA's state-level files cover 3 states and territories. California, Texas, Florida recorded the most babies named Lio, while Florida, Texas, California recorded the fewest. The average across all reporting states is about 24 registrations each.

Origin

Meaning and history of Lio

The name Lio has its origins in the Latin language and can be traced back to ancient Roman times. It is derived from the Latin word "leo," which means "lion." The name was likely given to children born under the astrological sign of Leo or those who displayed lion-like qualities such as courage and strength.

In ancient Roman mythology, the lion was a symbol of power and was often associated with the gods and goddesses. The name Lio may have been used to honor these deities or to invoke their protection for the child bearing the name.

One of the earliest recorded instances of the name Lio can be found in the writings of the Roman historian Tacitus, who mentioned a Roman soldier named Lio Flavius in his work "Annals" from the 1st century AD.

Throughout history, several notable individuals have borne the name Lio. One such person was Lio Petrus, a 4th-century Christian martyr who was executed for his faith during the Diocletian persecution. Another was Lio Battista Alberti, an Italian Renaissance humanist, author, artist, architect, poet, priest, linguist, philosopher, and cryptographer, who lived from 1404 to 1472.

In the 16th century, Lio Pardo was a Spanish painter known for his religious works, while in the 18th century, Lio Michelangelo Gualandi was an Italian painter and engraver. More recently, Lio Conventi was an Italian footballer who played as a defender for several clubs in the 1960s and 1970s.

While the name Lio may not be as common in modern times, its rich history and connection to the powerful symbolism of the lion make it a unique and meaningful choice for parents seeking a name steeped in ancient tradition.

People

Lio + last name combinations

How many people share a full name with Lio as the first name? Click a combination below to see the estimate, or search any pairing.

Related

Other names starting with L

Other first names starting with L with a similar number of bearers.

FAQ

Lio: questions and answers

How many people in the U.S. are named Lio?

Name Census puts the figure at roughly 341 living Americans. We arrive at this by taking every SSA birth registration for Lio going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 1,005,145 US residents.

Is Lio a common name?

We classify Lio as "Very Rare". It ranks above 80.6% of all first names in the SSA dataset by living bearers. Across the full history of the data, 343 babies have been registered with this name.

When was Lio most popular?

The single biggest year for Lio was 2024, when 44 babies received the name. The fact that the average living Lio is about 8 years old gives you a rough sense of which era contributed the most bearers who are still alive today.

Is Lio a male name?

Yes, 100.0% of people registered as Lio in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.

Where does this data come from?

First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.

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Lio

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