Dumfries and Galloway lieutenancy purposes, the historic counties are largely maintained with its three lieutenancy areas being Dumfries, Wigtown and the Stewartry of Kirkcudbright. To the north, Dumfries and Galloway borders East Ayrshire, South Ayrshire and South Lanarkshire; in the east the Borders; and to the south the county of Cumbria in England and the Solway Firth. To the west lies the Irish Sea. The Dumfries and Galloway Council region is composed of counties and their sub-areas. From east to west: The term 'Dumfries and Galloway' has been used since at latest the 19th century – by 1911 the three counties had a
Galloway was taken over by the English kingdom of Bernicia. English dominance was supplanted by Norse-Gaelic () peoples between the 9th and the 11th century. This can be seen in the context of widespread Norse domination of the Irish Sea, including extensive settlement in the Isle of Man and in the now English region of Cumbria immediately south of Galloway. If it had not been for Fergus of Galloway who established himself in Galloway, the region would rapidly have been absorbed by Scotland. This did not happen because Fergus, his sons, grandsons and great-grandson Alan, Lord of Galloway, shifted their allegiance