Louisville Regional - May 15-17 at Louisville, Kentucky
No. 9 Arizona (41-14) vs. Tenn.-Martin (38-22)
Purdue (29-18) vs. *Louisville (47-9)
Palo Alto Regional - May 15-17 at Palo Alto, California
Cal Poly (39-10) vs. Nevada (39-17)
Portland St. (29-24) vs. *No. 8 Stanford (44-9)
Ann Arbor Regional - May 15-17 at Ann Arbor, Michigan
*No. 5 Michigan (41-10) vs. Miami (OH) (32-22)
Cleveland St. (35-16) vs. Notre Dame (41-15)
Waco Regional - May 15-17 at Waco, Texas
La.-Lafayette (43-11) vs. *Baylor (37-20)
Texas St. (39-16) vs. No. 12 Northwestern (31-13)
Knoxville Regional - May 15-17 at Knoxville, Tennessee
*No. 13 Tennessee (38-16-1) vs. James Madison (35-14)
Nebraska (34-17) vs. Jacksonville St. (38-12)
Tuscaloosa Regional - May 15-17 at Tuscaloosa, Alabama
Texas (38-18) vs. Chattanooga (30-22)
Mississippi Val. (37-14) vs. *No. 4 Alabama (47-9)
Amherst Regional - May 15-17
No. 3 Washington (41-10) vs. Sacred Heart (25-26)
Cornell (42-11) vs. *Massachusetts (38-8)
Atlanta Regional - May 15-17
Iowa (42-14) vs. Auburn (29-27)
Boston U. (41-16) vs. *No. 14 Georgia Tech (41-13)
Columbus Regional - May 14-16
*No. 11 Ohio State (44-9) vs. Canisius (27-22)
BYU (39-16) vs. Kentucky (32-21)
Chapel Hill Regional - May 14-16
*North Carolina (45-11) vs. Campbell (38-14)
Radford (40-13) vs. No. 6 Georgia (39-10)
Norman Regional - May 15-17
*No. 7 Oklahoma (40-14) vs. North Dakota St. (35-18)
Tulsa (38-15) vs. Arkansas (27-27)
Tempe Regional - May 15-17
LSU (32-16-1) vs. Cal St. Fullerton (29-19)
San Diego St. (33-18) vs. *No. 10 Arizona St. (40-16)
Columbia Regional - May 15-17
No. 15 DePaul (37-12) vs. Bradley (25-26)
Illinois (29-15) vs. *Missouri (45-9)
Los Angeles Regional - May 15-17
Fresno St. (36-18) vs. UNLV (31-19)
Long Beach St. (34-19) vs. *No. 2 UCLA (41-9)
No. 9 Arizona (41-14) vs. Tenn.-Martin (38-22)
Purdue (29-18) vs. *Louisville (47-9)
Palo Alto Regional - May 15-17 at Palo Alto, California
Cal Poly (39-10) vs. Nevada (39-17)
Portland St. (29-24) vs. *No. 8 Stanford (44-9)
Ann Arbor Regional - May 15-17 at Ann Arbor, Michigan
*No. 5 Michigan (41-10) vs. Miami (OH) (32-22)
Cleveland St. (35-16) vs. Notre Dame (41-15)
Waco Regional - May 15-17 at Waco, Texas
La.-Lafayette (43-11) vs. *Baylor (37-20)
Texas St. (39-16) vs. No. 12 Northwestern (31-13)
Knoxville Regional - May 15-17 at Knoxville, Tennessee
*No. 13 Tennessee (38-16-1) vs. James Madison (35-14)
Nebraska (34-17) vs. Jacksonville St. (38-12)
Tuscaloosa Regional - May 15-17 at Tuscaloosa, Alabama
Texas (38-18) vs. Chattanooga (30-22)
Mississippi Val. (37-14) vs. *No. 4 Alabama (47-9)
Amherst Regional - May 15-17
No. 3 Washington (41-10) vs. Sacred Heart (25-26)
Cornell (42-11) vs. *Massachusetts (38-8)
Atlanta Regional - May 15-17
Iowa (42-14) vs. Auburn (29-27)
Boston U. (41-16) vs. *No. 14 Georgia Tech (41-13)
Columbus Regional - May 14-16
*No. 11 Ohio State (44-9) vs. Canisius (27-22)
BYU (39-16) vs. Kentucky (32-21)
Chapel Hill Regional - May 14-16
*North Carolina (45-11) vs. Campbell (38-14)
Radford (40-13) vs. No. 6 Georgia (39-10)
Norman Regional - May 15-17
*No. 7 Oklahoma (40-14) vs. North Dakota St. (35-18)
Tulsa (38-15) vs. Arkansas (27-27)
Tempe Regional - May 15-17
LSU (32-16-1) vs. Cal St. Fullerton (29-19)
San Diego St. (33-18) vs. *No. 10 Arizona St. (40-16)
Columbia Regional - May 15-17
No. 15 DePaul (37-12) vs. Bradley (25-26)
Illinois (29-15) vs. *Missouri (45-9)
Los Angeles Regional - May 15-17
Fresno St. (36-18) vs. UNLV (31-19)
Long Beach St. (34-19) vs. *No. 2 UCLA (41-9)