Robert Edward Grossman (born September 16, 1989) is an American professional baseball outfielder who is a free agent. He previously played in Major League Baseball (MLB) for the Houston Astros, Minnesota Twins, Oakland Athletics, Detroit Tigers and Atlanta Braves. After attending high school in Texas, Grossman was drafted by the Pittsburgh Pirates in Ud sixth round in 2008. He made his MLB debut with the Astros in 2013.