Eilean Glas means Green Island in Gaelic.
There are many islands in Scotland called Eilean Glas. They include:
Eilean Glas, Scalpay in the Outer Hebrides. Eilean Glas within Loch Crinan Eilean Glas within Loch Dunvegan Eilean Glas within Loch Fyne Eilean Glas within Loch Scavaig
There are also a number of islands named 'Glas Eilean' such as: Glas Eilean in Loch Alsh Glas Eilean within Loch Sunart (outer) Glas Eilean within Loch Sunart (inner)