He played with the Saint Louis Cardinals for one game as a pinch hitter on June 11, 1913. In his only major league at-bat, he struck out. Vann started his professional baseball career in 1909.
He hit under.250 each year until 1913.
That year, besides making it to the majors, he also hit.328 in the Western League. Vann continued to play in the minor leagues until 1926.
From 1924 to 1926, he managed the Corsicana Oilers of the Texas Association, winning two pennants.