27 Baby Girl & Boy Names That Mean Eight

The number eight has always felt different to me. Turn it sideways and it becomes the symbol for infinity. Stand it upright and it represents balance, strength, and cycles that never truly end. That simple shape carries more meaning than most numbers ever do.

Because of that, eight-inspired names feel special. They bring to mind prosperity, harmony, endless possibilities, and the idea of moving forward while staying connected to what came before. The energy feels balanced and timeless.

In the list below, you will find baby girl and boy names inspired by the number eight, infinity, abundance, balance, and enduring success. Some sound elegant and symbolic, while others feel powerful, meaningful, and full of possibility.

Key Takeaways

Eight-inspired names are rare and memorable.
Many come from traditions that named children by birth order.
The number eight is associated with prosperity and success in several cultures.
These names work well for parents seeking meaningful and uncommon choices.

Boy Names That Mean Eight

Octavius

Origin: Latin
Meaning: Eighth
Description: A classic Roman name traditionally given to the eighth-born son.

Octave

Origin: French
Meaning: Eighth
Description: A refined variation of the Latin Octavius.

Octavian

Origin: Latin
Meaning: Eighth
Description: A distinguished name connected to ancient Roman heritage.

Oktawiusz

Origin: Polish
Meaning: Eighth
Description: The Polish form of Octavius.

Ottavio

Origin: Italian
Meaning: Eighth
Description: An elegant Italian name with centuries of history.

Octavio

Origin: Spanish
Meaning: Eighth
Description: A popular Hispanic form of the Roman original.

Oktavian

Origin: Germanic
Meaning: Eighth
Description: A European variation carrying the same meaning.

Octavien

Origin: French
Meaning: Eighth
Description: A sophisticated French derivative.

Otavio

Origin: Portuguese
Meaning: Eighth
Description: A streamlined form commonly used in Portuguese-speaking regions.

Girl Names That Mean Eight

Octavia

Origin: Latin
Meaning: Eighth
Description: The most famous feminine name meaning eighth.

Octavie

Origin: French
Meaning: Eighth
Description: A graceful French adaptation of Octavia.

Ottavia

Origin: Italian
Meaning: Eighth
Description: An elegant Italian feminine form.

Octaviana

Origin: Latin
Meaning: Eighth
Description: An extended and distinctive variation.

Oktawia

Origin: Polish
Meaning: Eighth
Description: A charming Slavic version of Octavia.

Octavina

Origin: Latin
Meaning: Eighth
Description: A rare feminine derivative.

Octavienne

Origin: French
Meaning: Eighth
Description: A stylish and uncommon French-inspired choice.

Ottaviana

Origin: Italian
Meaning: Eighth
Description: A longer feminine form carrying the same meaning.

Unisex Names That Mean Eight

Hachi

Origin: Japanese
Meaning: Eight
Description: Directly derived from the Japanese word for eight.

Hachi

Origin: Japanese Variant
Meaning: Eight
Description: A common alternative spelling.

Ba

Origin: Chinese
Meaning: Eight
Description: Derived from the Chinese number eight.

Hatchi

Origin: Japanese-inspired
Meaning: Eight
Description: A modern adaptation based on hachi.

Octa

Origin: Latin
Meaning: Eight
Description: A short and versatile option.

Japanese Names That Mean Eight

Hachi

Origin: Japanese
Meaning: Eight
Description: The most direct Japanese name connected to the number eight.

Hachiro

Origin: Japanese
Meaning: Eighth son
Description: Traditionally given to an eighth-born son.

Hachibei

Origin: Japanese
Meaning: Eighth son
Description: A historical Japanese birth-order name.

Hachiya

Origin: Japanese
Meaning: Eighth valley
Description: A surname and given name connected to the number eight.

Chinese Names That Mean Eight

Ba

Origin: Chinese
Meaning: Eight
Description: Directly associated with the Chinese numeral eight.

Bazi

Origin: Chinese
Meaning: Eight characters
Description: A traditional term connected to the number eight.

Bafang

Origin: Chinese
Meaning: Eight directions
Description: A meaningful name associated with completeness.

Last Names That Mean 8th

Octavius

Origin: Roman
Meaning: Eighth
Description: Historically used as both a surname and given name.

Octavian

Origin: Roman
Meaning: Eighth
Description: Originated from families descended from the Octavii clan.

Ottaviani

Origin: Italian
Meaning: Descendant of the eighth one
Description: A traditional Italian surname.

Octaviano

Origin: Spanish
Meaning: Eighth
Description: A surname derived from the Latin root for eight.

Oktavić

Origin: Croatian
Meaning: Descendant of the eighth one
Description: A South Slavic family name connected to Octavius.

Why Are Eight Names So Rare?

Unlike names meaning king, light, or strength, number-based names were usually reserved for birth order. As societies moved away from naming children by their order of birth, names directly meaning eight became uncommon. Most surviving examples come from Roman, Japanese, and Chinese traditions.

FAQs

Is eight considered a lucky number?

Yes. Many cultures associate eight with prosperity, balance, and success.

Which name most directly means eight?

Hachi and Ba are among the most direct examples.

Can eight-inspired names be used today?

Yes. Many of them feel distinctive while still being easy to pronounce.

What is the most famous name meaning eighth?

Octavia for girls and Octavius for boys.

Are there modern names inspired by eight?

Yes. Names such as Octa and Hatchi offer contemporary options.

Do eight names have spiritual significance?

Many traditions connect eight with renewal, abundance, and harmony.

Final Thoughts

Names that mean eight are rare treasures with deep historical roots. Whether you prefer the timeless elegance of Octavia, the Roman strength of Octavius, the cultural richness of Hachi, or the simplicity of Ba, these names offer a unique connection to one of the world’s most symbolic numbers. They stand out not because they are trendy, but because they carry a meaning that has remained powerful for centuries.