Alastair
How to say it: AL-uh-stair · /ˈæləstɛər/
Scottish Gaelic form of Greek Alexandros, 'defender of men' - long classic in Scotland.
Alastair was the 577th most popular boys’ name in the United States in 2025, given to 67 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 26% in ten years, and it is projected to rise to #547 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #577 |
|---|---|
| Babies born in 2025 | 67 |
| Share of births | 1 in 7,053 |
| Peak decade | 2020s |
| Change over 10 years | +26% |
| Projected rank for 2030 (estimate) | #547 |
| In France, 2025 | #889 among boys’ names, 0 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Alastair is climbing: the 2020s are already its best decade.
What goes with it
Parents who love Alastair also love
Nicknames
- Al
- Ally
Honouring a Alastair in the family
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Alastair is about under 1 in 200.
Around the world
This spelling is used in English, Greek.
In France: #889 for boys in 2025.
Famous people named Alastair
- Alastair Reynolds (born 1966)British science fiction author
- Alastair Cook (born 1984)English cricketer
- Alastair Heathcote (born 1977)British rower
From Wikidata and Wikipedia
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