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| 51st Infantry Regiment | |
|---|---|
&sq=Google&lang=en&file=File:51stIR.png) Coat of arms | |
| Active | 1917–present |
| Country |  United States |
| Branch |  United States Army |
| Type | Infantry |
| Motto(s) | "I Serve" |
| Branch color | Light Blue |
| Insignia | |
| Distinctive unit insignia | &sq=Google&lang=en&file=File:51_Inf_Rgt_DUI.png) |
| Beret flash | &sq=Google&lang=en&file=File:51st_IN_Flash.png) |
| Airborne background trimming | &sq=Google&lang=en&file=File:51st_infantry_oval.png) |
| U.S. Infantry Regiments | ||||
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The 51st Infantry Regiment is a regiment of the United States Army first established in 1917.