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Alastair
BoyMeaning of Alastair: Scottish: 'defender of men'
Alastair is a boy's name most strongly associated with Scottish naming. It has 8 letters and 3 syllables, and it is familiar but far from overused — 2103rd most popular boys' name in the United States in 2025 and 1282nd in England & Wales.
US rank 2025
#2103
67 babies in 2025
England & Wales 2024
#1282
21 babies in 2024
US babies since 1880
1,364
First recorded 1922 · peak 2025
Trend
stable
Style: uncommon
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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