| 151st Sikh Infantry / 151st Punjabi Rifles | |
|---|---|
| Active | May 1918 – 15 May 1921 |
| Country |  British India |
| Allegiance | British Crown |
| Branch |  British Indian Army |
| Type | Infantry |
| Size | Three battalions |
| Part of | Kohat Brigade 10th (Irish) Division 60th (2/2nd London) Division |
| Engagements | First World War Third Anglo-Afghan War |
The 151st Sikh Infantry – also designated 151st Punjabi Rifles, see nomenclature (below) – was an infantry regiment of the British Indian Army. It was formed in Mesopotamia and Palestine in May 1918, saw active service in the First World War and the Third Anglo-Afghan War, and was disbanded in May 1921.