The Lone Star was a passenger train operated by St. Louis Southwestern Railway (Cotton Belt) between Memphis, and Dallas, with through connections via Cotton Belt parent, Southern Pacific, for San Antonio, El Paso, and ultimately Los Angeles.

There were also through cars operating between Memphis, Lewisville and Shreveport.

At various times during the train's operation, connecting services were also provided from Brinkley to St. Louis.

The Lone Star was replaced by trains number 107 and 108 which connected with the Cotton Belt mainline at Mount Pleasant, Texas.

This United States train or rolling stock-related article is a stub.