Alasdair
Boy name · #3899 in 2025 · Very rare
How old is the name Alasdair? In official American birth records, Alasdair has been tracked continuously since 1989, giving it 36 years of documented American history.
Alasdair ranks #3899 among American boys' names as of 2025, with 28 newborns given the name that year. A decade ago it stood at #3149, so the name has been falling over the past ten years. Roughly one in every 64,286 boys born in 2025 was named Alasdair.
The 36-year story
Alasdair first appears in the Social Security records in 1989, when 5 boys received the name. Its peak came in 2021, when 37 boys were named Alasdair — good for #3180 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Babies named Alasdair per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Alasdair against up to 5 other names.
Uniqueness: will there be another Alasdair in class?
On our rarity read — which blends how common Alasdair is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Alasdair will likely be the only one in the room, with the occasional spelling-out as the price.
Where Alasdair is most common
State-level data for Alasdair is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Alasdair
Statistically, parents drawn to Alasdair tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Alastair, Uzair, Zubair, Ameir, and Avenir.
AlastairUzairZubairAmeirAvenirAllisterAbubakarAmiir
Rank history (last 25 years)
| Year | Babies named Alasdair | Rank |
|---|---|---|
| 2025 | 28 | #3848 |
| 2024 | 30 | #3693 |
| 2023 | 30 | #3712 |
| 2022 | 21 | #4701 |
| 2021 | 37 | #3180 |
| 2020 | 21 | #4540 |
| 2019 | 19 | #4951 |
| 2018 | 23 | #4354 |
| 2017 | 21 | #4594 |
| 2016 | 22 | #4470 |
| 2015 | 36 | #3149 |
| 2014 | 29 | #3617 |
| 2013 | 20 | #4621 |
| 2012 | 17 | #5256 |
| 2011 | 23 | #4221 |
| 2010 | 15 | #5741 |
| 2009 | 17 | #5334 |
| 2008 | 8 | #9019 |
| 2007 | 19 | #4808 |
| 2006 | 10 | #7427 |
| 2005 | 5 | #11472 |
| 2004 | 10 | #6976 |
| 2002 | 8 | #7643 |
| 2000 | 8 | #7416 |
| 1999 | 9 | #6530 |
Frequently asked questions
How old is the name Alasdair?
In official American birth records, the name Alasdair first appeared in 1989 (over 36 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 36 years.
Is Alasdair a popular boy name?
Alasdair ranked #3899 among boys in 2025 with 28 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #3149.
When was the name Alasdair most popular?
Alasdair peaked in 2021, when 37 American boys received the name (ranked #3180 that year). Since 2021 the name has declined from that high.
How rare is the name Alasdair?
In 2025, roughly 1 in 64,286 newborn American boys was named Alasdair. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.