William McCarty Little | |
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| Born | 6 September 1845 New York City, United States |
| Died | 12 March 1915 (aged 69) Newport, RI, United States |
| Service | US Navy |
| Years of service | 1866-1915 |
| Rank | Lieutenant |
William McCarty Little (6 September 1845 – 12 March 1915) was a United States Navy officer of the late 19th century. He is most noted for his contributions to the development of naval wargaming at the United States Naval War College in Newport, Rhode Island.