Dontrelle Wayne Willis (born January 12, 1982), nicknamed "The D-Train", is an American former professional baseball pitcher. He played in Major League Baseball (MLB) for the Florida Marlins, Detroit Tigers, Arizona Diamondbacks and Cincinnati Reds. Willis was notable for his success during his first few years in the MLB and for his unconventional pitching style, which included a high leg kick and exaggerated twisting away from the batter.