How Many People Are Named Alasdair?
people named Alasdair are alive in the United States today (estimate)
About 1 in 658,545 people in the US has this name
Based on 525 babies named Alasdair in Social Security records from 1989 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
37 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Scottish form of ALEXANDER.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Related & Similar Names
⚧ Gender Distribution
All of the babies given the name Alasdair in the records were boys.
👥 Age Distribution
The average person named Alasdair alive today is about 11 years old, and 96% are under 30. Half of them were between 4 and 16 in 2025.
📈 Popularity Over Time
Alasdair first appears in the records in 1989 and was given most often in 2021, to 37 babies. In 2025, 28 babies got the name.
Babies given the name each year, 1989 to 2025
🏆 Rank History
Alasdair has never been one of the 100 most popular boys' names. Its best rank was #3,152, in 2015. In 2025 it ranked #3,849.
| Boys | |
|---|---|
| Rank in 2025 | #3,849 |
| Best rank | #3,152 (2015) |
| Years in the top 100 | None |
| Rank in its biggest decade | #4,390 in the 2010s |
📍 State-Wise Distribution
People named Alasdair alive today, by the state where they were born (estimate; state records start in 1910).
More people named Alasdair were born in California than in any other state: about 18 of those alive today.
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