Mark Robertson is an American musician and record producer. Robertson currently plays upright bass for The Legendary Shack Shakers, a "punk blues" band, and The Dirt Daubers, a bluegrass/ragtime group. He is also a member of The Dixiecrats, alongside Shack Shaker J. D. Wilkes and members of Los Straitjackets. He has also been a member of This Train, as well as Flesh Vehicle with Tom Pappas, formerly of Superdrag. Robertson has produced every Legendary Shack Shakers record since 2004's "Believe."