What origin is the name Seishi?

Seishi comes from Japanese naming traditions. Names from this origin often carry meanings tied to nature, virtues or heritage.

What are good sister names for Seishi?

Names from the same japanese tradition pair naturally with Seishi — for example Aya, Emi, Yuna. You can browse more on our japanese names page.

Seishi

Discover the meaning and origin of the name Seishi

Seishi

Boy

Japanese

2 syllables

Seishi (せいし) is a Japanese boy's name meaning "From Japanese 'sei' (righteous) and 'shi' (warrior/soldier). A masculine name signifying a moral and disciplined man.".

With Japanese roots, Seishi is a boy name that means "From Japanese 'sei' (righteous) and 'shi' (warrior/soldier). A masculine name signifying a moral and disciplined man.". It has 2 syllables.

Native script: せいし
Origin: Japanese
Gender: Boy
Syllables: 2

Last updated 24 October 2026.

Meaning

From Japanese 'sei' (righteous) and 'shi' (warrior/soldier). A masculine name signifying a moral and disciplined man.

Popularity

No birth-record data (source: not in US birth records; popularity in India is not tracked)

Written as せいし

Quick answers about Seishi

What does Seishi mean?

Seishi is a boy name of Japanese origin meaning "From Japanese 'sei' (righteous) and 'shi' (warrior/soldier). A masculine name signifying a moral and disciplined man.".

How popular is Seishi?

We have no birth-record ranking for Seishi: it is not in US records, and India publishes no national name rankings. The meter above fills in as parents here view, search for and save the name.

Sister names that go with Seishi

Aya Emi Yuna Sakura Kaori Aiko

How to say Seishi

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Name numerology

9is the Chaldean number for Seishi.

Number 9 is linked with compassion, generosity and idealism.

More names with number 9

Numerology is a cultural tradition for fun, not a prediction.

Combine Seishi with another name

Our free name combiner blends two names into new baby name ideas.

Names with a similar meaning to Seishi

Seishi means "From Japanese 'sei' (righteous) and 'shi' (warrior/soldier). A masculine name signifying a moral and disciplined man." — these names share that spirit.

Michael — "Michael comes from the Hebrew Mikha'el, a question meaning 'who is like God?'. It is the name of an archangel." (Hebrew)
Mason — "Mason is an English surname for a stoneworker, from the Old French masson. It is now used as a first name." (English)
Emily — "Emily comes from the Roman family name Aemilius, probably from the Latin aemulus, meaning 'rival' or 'eager to excel'." (Latin)
Logan — "Logan is a Scottish surname from a place name, from the Gaelic lagan, meaning 'little hollow'." (Scottish)
Elizabeth — "Elizabeth comes from the Hebrew Elisheva, meaning 'my God is an oath'. It is the name of John the Baptist's mother." (Hebrew)
Oliver — "Oliver probably comes from the Latin oliva, 'olive tree', though it may also come from a Germanic or Norse name." (Latin)
Harper — "Harper is an English occupational surname for a harp player. It became a popular first name in the 2000s." (English)
Avery — "Avery is an English surname from the Norman form of Alberich, a Germanic name meaning 'elf ruler'." (English)