Alastair
Meaning
"defender of men"
Origin: Greek via Scottish Gaelic
Cultural Roots
Quick Stats
- Popularity Rank
- #2,390
- Total SSA Count
- 59
- Syllables
- 3
- Formality
- Formal
- Nicknames
- Al, Ali, Allie
Baby Name Comparison — 2026
"defender of men"
Origin: Greek via Scottish Gaelic
"the winter season"
Origin: Old English
Winter is more popular, ranked #385 vs #2390 for Alastair.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
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Winter is more popular, ranked #385 compared to Alastair at #2390 in the United States.
Alastair means "defender of men" (Greek via Scottish Gaelic origin). Winter means "the winter season" (Old English origin).
Alastair is primarily a boy name. Winter is primarily a girl name.