Sian
/S-IH-AA-N/
God is gracious — the Welsh form of Jane, from Hebrew Yochanan through French Jeanne, the feminine of John. The long a marked with a circumflex roots it firmly in Welsh orthography, distinguishing it from neighbouring Celtic forms. A soft, melodic Welsh feminine carrying one of Christianity's most enduring meanings.
See Sian scored for your familyQuick — what every parent wants to know about Sian:
Yes — Sian is a Christian girl name of Welsh origin, meaning “God is gracious — the Welsh form of Jane, from Hebrew Yochanan through French Jeanne, the feminine of John. The long a marked with a circumflex roots it firmly in Welsh orthography, distinguishing it from neighbouring Celtic forms. A soft, melodic Welsh feminine carrying one of Christianity's most enduring meanings.”.
How well does Sian fit your family?
This page tells you what Sian means. The app tells you whether it's right for your baby — scored against the names already in your family, your heritage, and your baby's exact birth star.
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Six signals — scored for your family, not in the abstract:
Meaning & origin
Sian is a girl's name of Welsh origin, traditionally used in Christian families. The name means "God is gracious — the Welsh form of Jane, from Hebrew Yochanan through French Jeanne, the feminine of John. The long a marked with a circumflex roots it firmly in Welsh orthography, distinguishing it from neighbouring Celtic forms. A soft, melodic Welsh feminine carrying one of Christianity's most enduring meanings." and belongs to the Beauty cluster — names that carry grace, elegance, and aesthetic wonder.
Common among Welsh, British families, Sian carries cultural weight that goes beyond its dictionary definition — it's a name with a story and a community.
What would a baby named Sian look like?
NameRoot imagines a one-of-a-kind AI baby portrait for every name, shaped by its heritage — the features, the colouring, the feeling a name like Sian carries. No two are alike.
See Sian's portrait — and its full score — the moment you open the app.
See Sian's baby portrait →What does Sian'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 Sian resonates in either tradition.
Sian'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 Sian's full reading →
Does Sian go with your family's names?
Sian breaks into 4 sounds: /S-IH-AA-N/. 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 Sian 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 Sian beside your family's names →
Names similar to Sian
If Sian 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 Christian girl names, common in Welsh families
Sharing the same meaning
Other Christian girl names from the Beauty cluster
Names that sound similar
Christian girl names that open with the same syllables as Sian
Explore more names
Keep exploring names like Sian — by tradition, by meaning, or by first letter.
Common questions about Sian
What does the name Sian mean?
Sian means "God is gracious — the Welsh form of Jane, from Hebrew Yochanan through French Jeanne, the feminine of John. The long a marked with a circumflex roots it firmly in Welsh orthography, distinguishing it from neighbouring Celtic forms. A soft, melodic Welsh feminine carrying one of Christianity's most enduring meanings.." It is a girl name of Welsh origin, traditionally used in Christian families.
Is Sian a boy or girl name?
Sian is most commonly used as a girl name.
What is the origin of the name Sian?
Sian is of Welsh origin, used in Christian tradition, commonly among Welsh, British families.
Is Sian a Christian name?
Yes. Sian is a girl name traditionally used in Christian families, of Welsh origin.
What does Sian mean in Welsh?
Sian originates from Welsh, where it means "God is gracious — the Welsh form of Jane, from Hebrew Yochanan through French Jeanne, the feminine of John. The long a marked with a circumflex roots it firmly in Welsh orthography, distinguishing it from neighbouring Celtic forms. A soft, melodic Welsh feminine carrying one of Christianity's most enduring meanings.."
What is the numerology of Sian?
Sian has a Pythagorean destiny number of 7 — introspection and spiritual wisdom.
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