Given name

Iustinus

“just, lawful”

Iustinus is a masculine given name from Proto-Italic (ultimately Proto-Indo-European), meaning “just, lawful.” It is used in Latin.

Meaning & origin

What it means

Iustinus means “just, lawful.”

Adapted from Wiktionary (CC BY-SA 4.0)

Where it comes from

Iustinus comes from Proto-Italic, and ultimately from Proto-Indo-European.

Adapted from Wiktionary (CC BY-SA 4.0)

How it developed

From Proto-Italic *jowestos (“just, lawful”), from Proto-Indo-European *h₂yew- (“upright; justice, law”), built from Latin iūstus (“just, fair, righteous”) + -īnus.

Adapted from Wiktionary (CC BY-SA 4.0)

Iustinus’s family of names

In Latin usage, Iustinus has a feminine form in IUSTINA. In Latin usage, Iustinus has a conventional equivalent in the English form Justin. In Latin usage, Iustinus has a related form in Jūstīnus.

Walk Iustinus’s family in the name graph

IustinusJūstīnusJustinIustinaIustinЮстинⲓⲟⲩⲥⲧⲓⲛⲟⲥЈустинJustín

Inner ring: 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

Iustinus has relatives in 7 languages.

Latin

8 related names in 7 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. 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.

Similar names

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

Proto-Italic

Iustinianus

“just, right, lawful”

No U.S. birth series

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Proto-Italic

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Actorius

Actorius is a surname from Proto-Italic, ultimately from Proto-Indo-European. It is used in Latin.

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Proto-Italic

Vodnianus

Vodnianus is a surname from Latin, ultimately from Proto-Italic. It is used in Latin.

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Proto-Italic

Shavianus

Shavianus is a surname from Proto-Italic, ultimately from Proto-Indo-European. It is used in Latin.

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Proto-Italic

Ianuarius

Ianuarius is a masculine given name from Latin, ultimately from Proto-Italic. It is used in Latin.

No U.S. birth series

>99% boys