The name Alasdair is a Gaelic baby name. In Gaelic the meaning of the name Alasdair is: A Scottish Gaelicfrom the Greek meaning defender of man.
Alasdair is baby boy name mainly popular in Christian religion and its main origin is . Alasdair name meanings is Defender of mankind.
People search this name as Alasdair.
Other similar sounding names can be Alistair, Alexander.