Mike Rizzo is an American baseball executive known for his role as the General Manager of the Washington Nationals. He has been with the team since 2009 and played a significant part in building the roster that led to the Nationals' first World Series championship in 2019. Rizzo is recognized for his keen eye for talent and strategic decision-making. Before joining the Nationals, Rizzo worked in various scouting and front office positions, including with the Arizona Diamondbacks. His experience in player development and scouting has contributed to his reputation as a skilled executive in Major League Baseball.