"Rock My World (Little Country Girl)" is a song written by Bill LaBounty and Steve O'Brien and recorded by American country music duo Brooks & Dunn. It was released in December 1993 as the fourth single from their album Hard Workin' Man. It is also their second single to feature Kix Brooks on lead vocals instead of Ronnie Dunn. The song peaked at No. 2 on the Billboard Hot Country Singles & Tracks (now Hot Country Songs) chart.