Marty Robbins

Martin David Robinson (September 26, 1925–December 8, 1982), known professionally as Marty Robbins, was an American singer, songwriter, and multi-instrumentalist. One of the most popular and successful country and Western singers of his era, for most of his nearly four-decade career, Robbins was rarely far from the country music charts, and several of his songs also became pop hits.

Fallout: New Vegas
The song "Big Iron" is featured on all of the major radio stations in Fallout: New Vegas. References the songs "Billy the Kid" and "Saddle Tramp" can still be found in the game files but were cut before release.