The Isle of Bute is an island in Western Scotland. It is one of the islands of the lower Firth of Clyde in Scotland. That is, Bute is located in the Firth of Clyde, the bay or fjord where the river Clyde, at Glasgow, has its mouth.

The McLeas of Bute lived mainly within the central-eastern town of Rothesay and in nearby parts of the island.

These maps indicate the position of Bute within the Anglo-Celtic Isles and within Scotland.

Scotland, the island of Bute indicated as a tiny red spot west of Glasgow.

The ancient lands of the Celtic tribe of the Dalriada, with the island of Bute included. It is labeled, in the center-right of the map.