How Many People Are Named Alastair?
Complete statistics for the name Alastair in the United States — including rarity score, gender breakdown, age distribution, historical popularity, and state data.
Data last updated: 2025 SSA records
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Normalized logarithmic scale (0–100)
male
Population Share
How Many People Have the Name Alastair in the US?
Based on Social Security Administration birth records and age-adjusted survival modeling, approximately 1,297 people in the United States currently share the name Alastair. That works out to roughly 1 in every 254,433 Americans, placing it in the Very Rare category among all names tracked in US records. For context on where this falls on the full spectrum, see the name rarity guide.
Is Alastair a Common or Rare Name?
Alastair is classified as Very Rare when scored against the entire US population. Our rarity scale runs from Very Common (top names shared by millions) through Common, Uncommon, Rare, and Very Rare. Understanding where a name sits helps parents gauge uniqueness when choosing a baby name, genealogists narrow down records, and curious individuals settle debates about their own identity.
What Does the Name Alastair Mean?
The meaning, language of origin, cultural and religious background for Alastair are covered in full on the Alastair name meaning & origin page. For a broader look at thousands of names, browse the name meaning directory.
Gender Breakdown: Is Alastair Male or Female?
Of all recorded bearers of Alastair in SSA data, approximately 100% are male and 0% are female. Alastair is used almost exclusively as a male name in the United States. See our guide to gender-neutral names for more on how naming norms evolve.
When Was Alastair Most Popular?
The name Alastair reached peak popularity in 2019, with 62 babies registered that year. Our article on 2025 baby name trends explores these forces in detail.
Where Is Alastair Most Common in the US?
The state-by-state breakdown above shows estimated bearer counts for Alastair across all 50 states. Highly populous states like California, Texas, and New York naturally show higher counts for almost every name simply due to population size.
How Is This Data Calculated?
All figures on this page 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.
How many people are named Alastair?
Approximately 1,297 people in the United States share the name Alastair, based on SSA birth records and age-adjusted survival modeling.
Is Alastair a rare name?
Alastair is classified as Very Rare in the United States. Approximately 1 in every 254,433 Americans has this name.
What does the name Alastair mean?
The meaning and origin of Alastair is displayed in the Name Meaning and Origin section at the top of this page. Browse the name meaning directory at https://howmanyofme.site/name-meaning/ for more names.
Is Alastair more male or female?
Based on SSA records, 100% of people named Alastair are male and 0% are female. The predicted gender is Male.
When was Alastair most popular?
The name Alastair reached its peak in 2019, with 62 registrations that year.
Are these statistics exact?
No. All figures are statistical estimates based on SSA birth records and age-adjusted modeling. Exact real-time name counts are not publicly available. See the methodology page at https://howmanyofme.site/methodology/ for full details.