Bill Dowdy was born in Osceola, Arkansas. He moved with his family to Benton Harbor, Michigan when he was six months old. At a young age he would beat on things as if he were playing the drums, an indication of his future musical career. In high school he learned to play the piano and the drums. He had a group called Club 49 Trio in 1949 which group played on the radio in Chicago.
After Dowdy started his own music group, he moved to Battle Creek and joined a band before being drafted by the Army. Afterwards he moved to Chicago and took private lessons to improve his musical skills. Over time Dowdy became a professional drummer, eventually playing with many blues bands. Dowdy continued traveling, from New York to Los Angeles, and from Canada to the south. His idols included Gene Krupa, Max Roach, and Roy Haynes.