The 2017 NCAA Division I Baseball Tournament began on June 1, 2017, as part of the 2017 NCAA Division I baseball season. The 64-team, double-elimination tournament concluded with the 2017 College World Series (CWS) in Omaha, Nebraska. The CWS started on June 17 and ended on June 27.
The 64 participating NCAA Division I college baseball teams were selected out of an eligible 299 teams. Thirty-one teams were awarded an automatic bid as champions of their conferences, and 33 teams were selected at-large by the NCAA Division I Baseball Committee.
Teams were divided into sixteen regionals of four teams, which conducted a double-elimination tournament. Regional champions then faced each other in Super Regionals, a best-of-three-game series, to determine the eight participants in the College World Series.