Appalachian League
Professional baseball was first played in Elizabethton, Tennessee, by the Elizabethton Betsy Red Sox in the Appalachian League in 1937. They remained in the league through 1942. The city's Appalachian League entry from 1945 to 1948 was called the Elizabethton Betsy Cubs. They were followed by the Elizabethton Betsy Local from 1949 to 1950 and the Elizabethton Phils in 1951.