Matt Arnold is an American baseball executive who is the general manager of the Milwaukee Brewers of Major League Baseball.
Arnold graduated from Highland High School in Bakersfield, California, and the University of California, Santa Barbara. He worked for the Tampa Bay Rays until David Stearns hired Arnold for the Brewers in October 2015. Arnold was promoted to general manager in November 2020. On October 27, 2021, Arnold signed a contract extension with Milwaukee.