Updated June 9, 2019 Share: Boy name origins & meanings Scottish : Defender of mankind; version of Alexander Boy name variations Alastair Alastair - 18% this year Masculine Rare Find out more Alistair Alistair - 4% this year Masculine Rare Find out more Alistaire Alistaire 0 % this year Masculine Rare Find out more Alastaire Alastaire 0 % this year Masculine Rare Find out more Alister Alister + 53% this year Masculine Rare Find out more Alaster Alaster - 10% this year Masculine Rare Find out more Alasdair Alasdair - 43% this year Masculine Rare Find out more Alaisdair Alaisdair 0 % this year Masculine Rare Find out more Alaister Alaister 0 % this year Masculine Rare Find out more Alasteir Alasteir 0 % this year Masculine Rare Find out more Alastor Alastor + 31% this year Masculine Rare Find out more Aleister Aleister + 7% this year Masculine Rare Find out more Allaistar Allaistar 0 % this year Masculine Rare Find out more Allastair Allastair 0 % this year Masculine Rare Find out more Allaster Allaster 0 % this year Masculine Rare Find out more Allastir Allastir 0 % this year Masculine Rare Find out more Allysdair Allysdair 0 % this year Masculine Rare Find out more Alystair Alystair 0 % this year Masculine Rare Find out more