The Oxford Names Companion, OUP "Scottish Forenames" - Donald Whyte, FGH, FSG Clan MacLean Website
Notes:
Rare Scottish Anglicized form of the Gaelic Amhlaghaidh [Whyte] or the Irish Gaelic Amhlaoibh, itself derived from the Old Norse name Olaf [ONC], from Old Norse "forefather".
Thanks to Donald Whyte who provided much of the initial information for this site.