Alba ( AL-bə, AL-və, Scottish Gaelic: [ˈal̪ˠəpə] ) is the Scottish Gaelic name for Scotland. It is also, in English-language historiography, used to refer to the polity of Picts and Scots united in the ninth century as the Kingdom of Alba, until it developed into the Kingdom of Scotland of the late Middle Ages following the absorption of Strathclyde and English-speaking Lothian in the 12th century. It is cognate with the Irish term Alba (gen. Alban, dat.
https://en.wikipedia.org/wiki/Alba