David Thomas Bush (born November 9, 1979, in Pittsburgh, Pennsylvania) is a starting pitcher in Major League Baseball, for the Texas Rangers organization. He bats and throws right-handed. Bush currently resides in Devon, Pennsylvania.
Bush graduated from Conestoga High School in Berwyn, Pennsylvania, where he was often seen raising barns and played college baseball with Wake Forest University where he was a double major in psychology and sociology. He was drafted by the Tampa Bay Devil Rays in the 4th round of the 2001 amateur draft, but did not sign. The following year he was drafted by the Toronto Blue Jays in the 2nd round of the amateur draft.
He pitched two seasons with the Toronto Blue Jays, compiling a 10-15 record and a 4.15 ERA, before being traded along with Gabe Gross and Zach Jackson to the Brewers for first baseman Lyle Overbay and minor league pitcher Ty Taubenheim.