Coldstream is a town and civil parish in the Scottish Borders area of Scotland. A former burgh, Coldstream was where the Coldstream Guards, a regiment in the British Army, originated.

The Coldstream Guards is the oldest continuously serving regular regiment in the British Army. As part of the Household Division, one of its principal roles is the protection of the monarchy; due to this, it often participates in state ceremonial occasions. The Regiment has consistently provided formations on deployments around the world and has fought in the majority of the major conflicts in which the British Army has been engaged.