Alanson Hamilton Barnes | |
|---|---|
| Born | April 15, 1817 Turin, New York |
| Died | May 11, 1890 |
| Nationality | American |
| Occupation | Associate Justice of the Dakota Territory Supreme Court |
| Known for | namesake of Barnes County, North Dakota |
Alanson Hamilton Barnes (April 15, 1817 – May 11, 1890) was an associate justice of the Dakota Territory Supreme Court and the namesake of Barnes County, North Dakota.