How Many People Are Named Sian?
Complete statistics for the name Sian: rarity score, gender breakdown, age distribution, historical popularity, worldwide data, meaning and origin.
Sian, a very rare female name, has only been given to 976 people in the US, making up just 1 in 338,235 Americans. That's pretty unique! The majority, 61%, are under 30, showing it's a modern choice.
📖 Meaning & Origin
Life path number 7 often symbolizes introspection, wisdom, and a deep connection to the spiritual world.
🌍 Worldwide Usage
⚥ Gender Distribution
📊 Births by Age Group
Avg Cohort Age: 28All 999 recorded US births for this name, grouped by the age those individuals would be today. Not adjusted for survival, so the number living today is lower (see the living estimate above).
📈 Popularity Over Time
Peak: 2002Annual US births from SSA records · Trend: Slowly declining
🏆 Name Scorecard
Scores 0–100 based on statistical analysis of US and worldwide name frequency
📜 Sian Through the Generations
Sian peaked in popularity in 2002 with 36 births, but its usage has been slowly declining since then. Today, there are 976 people named Sian living in the US, with most falling within the 30-60 age range. This distribution suggests that while Sian remains a relatively new name, it's becoming less common among younger parents.
📍 State Distribution (Top 10)
🌿 Related Names by Origin
Other names sharing Sian's Welsh roots
📄 About the Name Sian
How Many People Have the Name Sian?
Based on Social Security Administration birth records and age-adjusted survival modeling, approximately 758 people in the United States currently share the name Sian. That works out to roughly 1 in every 437,268 Americans, placing it in the Very Rare category.
Is Sian a Common or Rare Name?
Sian is classified as Very Rare. The rarity scale runs from Very Common (shared by millions) through Common, Uncommon, Rare, and Very Rare. Understanding where a name sits helps parents gauge uniqueness, genealogists narrow down records, and individuals settle debates about their own name's distinctiveness.
Gender Breakdown
Of all recorded bearers of Sian in SSA data, approximately 15% are male and 85% are female.
When Was Sian Most Popular?
The name Sian reached peak popularity in 2002, with 36 babies registered that year. Current trend: Slowly declining.
How Is This Data Calculated?
All figures are statistical estimates, not exact government headcounts. The underlying data comes from the SSA National Baby Names dataset. Full methodology is explained on the methodology page.
❓ Frequently Asked Questions
How many people are named Sian?
Approximately 758 people named Sian live in the United States today. All-time US births on record total 758. That works out to roughly 1 in 437,268 Americans.
Is Sian a rare name?
Sian is classified as Very Rare in the United States. Approximately 1 in every 437,268 Americans has this name.
What does the name Sian mean?
The meaning and origin of Sian are shown in the Meaning & Origin section on this page.
Is Sian more male or female?
Based on SSA records, 15% of people named Sian are male and 85% are female.
When was Sian most popular?
Sian peaked in 2002 with 36 births that year. Current trend: Slowly declining.
How accurate are these statistics?
All figures are statistical estimates based on SSA birth records and age-adjusted modeling. See the methodology page for full details.