The Little Blackfoot River is located in Powell County, Montana. The river is long, and its watershed covers . Its name refers to the Piegan Blackfeet tribe, which frequently visited the area. The first mention of the name was an 1831 entry in a diary kept by John Work, trader for the Hudson's Bay Company. Work implies that the name did not originate with him, but with American fur trappers who had been using the area extensively to hunt beaver for the previous two decades.
