How Many People Are Named Oneil?
Complete statistics for the name Oneil: rarity score, gender breakdown, age distribution, historical popularity, worldwide data, meaning and origin.
Oneil is a very rare name, with only 1,032 people bearing it in the US today, making up just 1 in 319,887 Americans. This classic, old-school name peaked way back in 1924 with 43 births, showing how its popularity has been declining over time.
📖 Meaning & Origin
Traditionally, life-path number 1 represents leadership and independence.
🌍 Worldwide Usage
⚥ Gender Distribution
📊 Births by Age Group
Avg Cohort Age: 63All 1,766 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: 1924Annual US births from SSA records · Trend: Declining
🏆 Name Scorecard
Scores 0–100 based on statistical analysis of US and worldwide name frequency
📜 Oneil Through the Generations
Oneil has seen a steady decline since its peak in 1924, reflecting a shift away from traditional names. With an estimated 1,032 people named Oneil living in the US today, it's clear that this name is now quite uncommon. Interestingly, a large share of those named Oneil are over 60 years old, indicating that the name is more popular among older generations. The age distribution shows 396 under-30, 419 aged 30-60, and 951 over 60, suggesting that the name's usage has shifted towards being more of a generational identifier.
📍 State Distribution (Top 10)
🌿 Related Names by Origin
Other names sharing Oneil's Irish roots
📄 About the Name Oneil
How Many People Have the Name Oneil?
Based on Social Security Administration birth records and age-adjusted survival modeling, approximately 28,057 people in the United States currently share the name Oneil. That works out to roughly 1 in every 11,813 Americans, placing it in the Rare category.
Is Oneil a Common or Rare Name?
Oneil is classified as 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.
What Does the Name Oneil Mean?
Oneil means "Irish surname" and comes from Irish origins. The name carries a life-path numerology number of 1.
Gender Breakdown
Of all recorded bearers of Oneil in SSA data, approximately 100% are male and 0% are female.
When Was Oneil Most Popular?
The name Oneil reached peak popularity in 1924, with 43 babies registered that year. Current trend: 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 Oneil?
Approximately 28,057 people named Oneil live in the United States today. All-time US births on record total 28,057. That works out to roughly 1 in 11,813 Americans.
Is Oneil a rare name?
Oneil is classified as Rare in the United States. Approximately 1 in every 11,813 Americans has this name.
What does the name Oneil mean?
Oneil means "Irish surname" and comes from Irish origins.
Is Oneil more male or female?
Based on SSA records, 100% of people named Oneil are male and 0% are female.
When was Oneil most popular?
Oneil peaked in 1924 with 43 births that year. Current trend: 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.