John Simpson Chisum (August 16, 1824 – December 23, 1884) was a wealthy cattle baron in the American West in the mid-to-late 19th century. He was born in Hardeman County, Tennessee, and moved with his family to the Republic of Texas in 1837, later finding work as a building contractor. He also served as county clerk in Lamar County. He was of Scottish, English, and Welsh descent.[2]
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