Is Alasdair a boy or girl name?

Alasdair is listed as a boy name in our name lists. It is recorded in United States, Australia, Belgium and other countries. US Social Security records count 525 babies named Alasdair, which is too few for a year-by-year chart here.

This page shows only what our lists record for Alasdair. We do not publish name meanings or origins. Sources and method.