Ben Grieve (born May 4, 1976) is an American former professional baseball outfielder. He batted left and threw right. In his nine-season career, he played with the Oakland Athletics (1997–2000), Tampa Bay Devil Rays (2001–2003), Milwaukee Brewers (2004), and Chicago Cubs (2004–2005). Grieve was a prospect who won the 1998 American League Rookie of the Year award while playing for the Oakland Athletics. His father, Tom, was also a Major League Baseball player.