| 18th Brigade 18th Infantry Brigade | |
|---|---|
| Active | 1914–1918 1939–1945 |
| Country |  United Kingdom |
| Branch |  British Army |
| Type | Infantry |
| Size | Brigade |
| Part of | 6th Division 1st Armoured Division 1st Infantry Division |
| Engagements | First World War Second World War |
| Commanders | |
| Notable commanders | Sir Walter Congreve |
The 18th Infantry Brigade was an infantry brigade of the British Army that saw active service during the First and the Second World Wars.