The 2009 Major League Baseball Home Run Derby was a home run hitting contest in Major League Baseball (MLB) between four batters each from the National League and American League. The derby was held on July 13, 2009, at Busch Stadium in St. Louis, Missouri, the host location of the 2009 MLB All-Star Game. ESPN, Rogers Sportsnet (Canada), and ESPN America (Europe) telecast the event, while ESPN Radio broadcast on radio.