Given name

Guilio

Guilio is used as a given name.

Meaning & origin

A reliable meaning for Guilio isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.

The story

Published U.S. birth records include this spelling as early as 1924. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Guilio through the years

Babies since 1880
26
26 boys · 0 girls
Most popular year
1927
8 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
—
Too few births to compare
0246819401960198020002025Highest share 19270.0
Guilio in U.S. Social Security birth records, 1924–2025, per million boys born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.

By the numbers

The most recent published U.S. birth count for boys is 6 in 1941. Later missing counts do not mean the name went unused. Its largest published annual count for boys was 8 in 1927.

From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.

GuilioJulioGiulioGuilianoGuilielmus

The ring: across languages.

Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.

Across languages 4

Equivalents and cognates in other languages, plus older forms it grew from.

Similar names

If you love Guilio, these share its style, era, origin or sound, from outside its own family.

Italian · Old-fashioned

Gennaro

“born of Janus”

22RareRising

>99% boys

Latin · Old-fashioned

Gaetano

“a man from Gaeta”

25RareSteady

>99% boys

Latin · Literary

Silvio

“a woodland dweller”

31RareRising

>99% boys

Old-fashioned

Florencio

Florencio is a surname. It is used in English, Spanish, and Cebuano.

22RareRising

>99% boys

Spanish · Old-fashioned

Margarito

“resembling a pearl”

22RareRising

>99% boys

Old-fashioned

Willian

“will” · “desire”

22RareSteady

>99% boys

English · Old-fashioned

Garner

“one who gathers or keeps grain”

22RareSteady

83% boys · 17% girls

Old-fashioned

Lucious

“surrounded by light”

25RareEasing

>99% boys

Sibling ideas

Names that share Guilio’s feel without repeating its first letter or rhyming with it.

A brother for Guilio

A sister for Guilio