2004 NCAA Division II baseball tournament

The 2004 NCAA Division II baseball tournament was the postseason tournament hosted by the NCAA to determine the national champion of baseball among its Division II members at the end of the 2004 NCAA Division II baseball season.

The final, eight-team double elimination tournament, also known as the College World Series, was played at Montgomery Riverwalk Stadium in Montgomery, Alabama from May 22–29, 20034. After nineteen seasons at Montgomery's Paterson Field, the tournament finals moved to the city's new Riverwalk Stadium, which had recently opened as the new home of the minor league Montgomery Biscuits of the Double-A Southern League.

Delta State defeated Grand Valley State in the championship game, 12–8, to claim the Statesmen's first Division II national title.