The 2012 NCAA Division III baseball tournament was played at the end of the 2012 NCAA Division III baseball season to determine the 37th national champion of college baseball at the NCAA Division III level.
The tournament concluded with eight teams competing at Time Warner Cable Field at Fox Cities Stadium in Grand Chute, Wisconsin for the championship.
Eight regional tournaments were held to determine the participants in the World Series.
The tournament champion was Marietta, who defeated Wheaton (MA) for the championship.
USA Stadium-Millington, TN (Host: Rhodes College) Eastern Baseball Stadium-Mansfield, CT (Host: Eastern Connecticut State University) Farmingdale State Baseball Stadium-East Farmingdale, NY (Host: State University of New York at Farmingdale) FirstEnergy Park-Lakewood, NJ (Host: Kean University) Prucha Field at James B. Miller Stadium-Whitewater, WI (Host: University of Wisconsin-Whitewater) Captains Park-Newport News, VA (Host: Christopher Newport University) Don Schaly Stadium-Marietta, OH (Host: Marietta College) Roy Helser Field and Jim Wright Stadium-McMinnville, OR (Host: Linfield College) Time Warner Cable Field at Fox Cities Stadium-Grand Chute, WI (Host: University of Wisconsin-Oshkosh/Lawrence University/Fox Cities Convention and Visitors Bureau)