Alton Delmore (December 25, 1908 – June 8, 1964) and Rabon Delmore (December 3, 1916 – December 4, 1952), billed as The Delmore Brothers, were country music pioneer singer-songwriters and musicians who were stars of the Grand Ole Opry in the 1930s. The Delmore Brothers, together with other brother duos such as the Louvin Brothers, the Blue Sky Boys, the Monroe Brothers (Birch Monroe, Charlie Monroe and Bill Monroe), the McGee Brothers, and The Stanley Brothers, had a profound impact on the history of country music and American popular music. The duo performed extensively with Arthur Smith as the Arthur Smith Trio throughout the 1930s.