The Erwin Cubs were a Minor League Baseball team that played in the Class D Appalachian League from 1943 to 1944. They were located in Erwin, Tennessee, and played their home games at . Known as the Erwin Aces in 1943, they became the Erwin Cubs in 1944 borrowing the moniker from the Chicago Cubs, with whom they were affiliated in both seasons. The Aces won the 1943 Appalachian League playoff championship.