At a Glance: Name: Alasdair – Meaning: defender of men (via Alexander) – Origin: Scottish Gaelic (form of Alexander) – Gender: Boy – Pronunciation: AL-uss-der
Alasdair is a Scottish Gaelic (form of Alexander) boy's name meaning “defender of men (via Alexander)”. It appears in 5 of our baby name lists.
Meaning & Origin of Alasdair
Meaning: Defender of men (via Alexander).
Origin: Scottish Gaelic (form of Alexander).
Source: Wiktionary.
How to Pronounce Alasdair
Phonetic: AL-uss-der IPA: /ˈæləstər/
Popularity of Alasdair
Source: U.S. Social Security Administration birth-name data, 1989–2024.
Lists That Include Alasdair
- 200+ Rare Baby Names for Boys You’ll Absolutely Love 2026
- 150+ Scottish Baby Boy Names With Rugged Celtic Character
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Similar Names
Caelan · Titus · Colm · Callum · Fergus · Hamish
