Doctor Ross (October 21, 1925 – May 28, 1993), born Charles Isaiah Ross in Tunica, Mississippi, aka Doctor Ross, the harmonica boss, was an American blues singer, guitarist, harmonica player and drummer.

Ross's blues style has been compared to John Lee Hooker and Sonny Boy Williamson I. His recordings for Sun Records in the 1950s include "The Boogie Disease" and "Chicago Breakdown".