Seiji
/S-E-I-J-I/
Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge.
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How well does Seiji fit your family?
This page tells you what Seiji means. The app tells you whether it's right for your baby — scored against your family & your heritage, and your baby's birth details.
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Six signals — scored for your family & heritage, not in the abstract:
Meaning & origin
Yes — Seiji is a Buddhist boy name of Japanese origin, meaning “Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge.”.
Seiji is a boy's name of Japanese origin, traditionally used in Buddhist families. The name means "Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge." and belongs to the Peace cluster — names meaning calm, serenity, and inner stillness.
Common among Japanese, American families, Seiji carries cultural weight that goes beyond its dictionary definition — it's a name with a story and a community.
Seiji in the Buddhist tradition
Buddhist names often carry a virtue to aspire to — peace, wisdom, compassion. Seiji means “Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge.”, with Japanese roots.
NameRoot shows the meaning. See the full meaning and heritage of Seiji, and how it scores for your family.
See Seiji's full reading →What does Seiji's numerology say?
Numerology assigns each name a single-digit destiny number by summing its letter values. Different schools use different mappings — NameRoot computes both so you can see how Seiji resonates in either tradition.
Seiji's destiny number is 7 — but a number only matters in context. The app matches it to your family's own numbers for a real compatibility read. See Seiji's full reading →
Does Seiji go with your family's names?
Seiji breaks into 5 sounds: /S-E-I-J-I/. The real test isn't how it sounds alone — it's how it sounds beside the names already in your family: yours, your partner's, and any brothers or sisters. NameRoot scores that harmony, so Seiji sits naturally next to a Mum and Dad like Michael & Anna, or a big sister named Gianna — no awkward clashes, no two names that blur together. Hear Seiji beside your family's names →
Nicknames
Common affectionate forms of Seiji — useful for everyday family conversation, early childhood, or as standalone given names themselves.
Names similar to Seiji
If Seiji resonates with you, these names live in the same world — drawn from the same tradition, sharing the same meaning, or echoing a similar sound.
From the same tradition
Other Buddhist boy names, common in Japanese families
Sharing the same meaning
Other Buddhist boy names from the Peace cluster
Names that sound similar
Buddhist boy names that open with the same syllables as Seiji
Explore more names
Keep exploring names like Seiji — by tradition, by meaning, or by first letter.
Common questions about Seiji
What does the name Seiji mean?
Seiji means "Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge.." It is a boy name of Japanese origin, traditionally used in Buddhist families.
Is Seiji a boy or girl name?
Seiji is most commonly used as a boy name.
What is the origin of the name Seiji?
Seiji is of Japanese origin, used in Buddhist tradition, commonly among Japanese, American families.
Is Seiji a Buddhist name?
Yes. Seiji is a boy name traditionally used in Buddhist families, of Japanese origin.
What does Seiji mean in Japanese?
Seiji originates from Japanese, where it means "Tranquil governance — from the Japanese Sei (静, quiet, tranquil) and Ji (治, to govern, to order, to heal). The name names the calm and ordering hand of one who leads with composure, settling and steadying what is in their charge.."
What are common nicknames for Seiji?
Common short forms of Seiji include Sei.
What is the numerology of Seiji?
Seiji has a Pythagorean destiny number of 7 — introspection and spiritual wisdom.
See how Seiji scores for your family
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