Gretna Green is a parish in the southern council area of Dumfries and Galloway, Scotland, and is situated on the Scottish side of the borders of Scotland and England, defined by the small river Sark, which flows into the estuary of the western contiguous Solway Firth. It was historically the first village in Scotland, following the old coaching route from London to Edinburgh. Gretna Green railway station serves both Gretna Green and Gretna. The Quintinshill rail disaster, the worst rail crash in British history. in which over 220 died, occurred near Gretna Green in 1915.
Gretna Green sits alongside the main town of Gretna. Both are accessed from the A74 motorway and are near the border of Scotland with England.
Gretna Green is most famous for weddings, following the 1754 Marriage Act, which prevented couples under the age of 21 marrying in England or Wales without their parents' consent. As it was still legal in Scotland to marry without such consent, couples began crossing the border in to Scotland.