Meaning and Name Origin
Alistair \a-lis-tair, al(i)-stair\ as a boys' name is of Greek origin, and the meaning of Alistair is "man's defender". Scottish spelling of Alasdair, the Gaelic form of Alexander, which has long been popular in Scotland, having been borne by three medieval kings of the country. Aly is the pet form. TV commentator Alistair Cooke; actor Alistair Sim.
Alistair has 13 more related variations via Alasdair, Alexander: Alaisdair, Alasdair, Alaster, Alicio, Alisander, Alissander, Alissandre, Alistir, Allistair, Allistir, Allysdair, Alysdair and Alysdare.
Alistair has 1 feminine form: Alina.
Alistair is a rare first name for men. Alistair is an equally unique last name for all people. (2000 U.S. Census)
Presented below is the baby name popularity of Alistair for boys. Alistair reached its highest rank of #77 in Scotland in the year 1998, but is not found in the list currently. (2014 Birth Statistics)
Shown below is a comparison of the usage of Alistair and related names. The only other popular alternative form of Alistair is Alexander (#8 last year). Adoption of these boy names reached its peak in 2009 and has remained as widespread to this day. Alexander (#8) is the most contemporarily stylish boy name among these, with this name undergoing a revival in usage. (Top 1000 Birth Names Statistics, 2014)