Given name & surname

Pius

“a pious man”

Pius is a variant of Pio. One Latin interpretation is “a pious man.”

Meaning & origin

What it means

Pius is a variant of Pio. One Latin interpretation is “a pious man.”

Explained through its name family

Where it comes from

Pius is a variant of Pio. An origin associated with Pio is Latin.

Explained through its name family

The story

Published U.S. birth records include this spelling as early as 1911. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Pius through the years

Babies since 1880
476
476 boys · 0 girls
Most popular year
1927
19 babies
2025
10
#8,081 for boys
2021–25 vs 2016–20
+32%
Rising
010203040192019401960198020002025Highest share 19115.9
Pius in U.S. Social Security birth records, 1911–2025, 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

In 2025, this name appeared in 10 U.S. birth records for boys, ranking No. 8,081 among boys’ names. Average annual use for boys was 31.6% higher in 2021–2025 than in 2016–2020. Its largest published annual count for boys was 19 in 1927. Published U.S. population figures for this spelling include 774 as a first name in 2020; 360 as a surname in 2020.

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

Pius’s family of names

In Danish usage, Pius has a feminine form in Pia. Pius has a related form in Pio. In Polish usage, Pius has a conventional equivalent in the Italian form Pio.

Walk Pius’s family in the name graph

PiusPyusPioPiaPiiaPiePijusΠίοςPíoPiuszПийPijsПій

Inner ring: spellings · middle: nicknames and forms · outer: 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.

Around the world

Pius has relatives in 13 languages.

Cebuano

11 related names in 13 languages. Point at a dot, or tab to the map and use the arrow keys.

Each dot marks where a language is rooted, not where people with the name live today. Bigger dots hold more names. Dots on the border stand for languages further away. Language locations from Glottolog (CC BY 4.0); map from Natural Earth.

Nicknames & forms 1

Diminutives, pet forms, short forms and variants used alongside the name.

Spellings & scripts 1

The same name written differently, including transliterations into other scripts.

Across languages 10

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

Show 2 moreShow fewer

See also 2

Names our sources mention alongside this one. They are related in story or meaning, not forms of this name.

Appears in

Similar names

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

Greek · Saints

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“one who is dearly loved”

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“one who transports goods; a basket”

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“of the victorious people”

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Rochus

“one who is calm; restful”

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>99% boys

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“moor” · “from the French town of Saint Maur”

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Narcisse

Narcisse is a masculine given name from Latin. It is used in French.

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>99% boys

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Benno

“son of the right hand” · “son of the south”

13Very rareSteady

>99% boys

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Niilo

“of the victorious people”

0Not recently recorded

>99% boys

Sibling ideas

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

A brother for Pius