This one from College Sports Madness, updated April 27
Link: http://www.collegesportsmadness.com/baseball/bracketology
Los Angeles Regional
#1 UCLA vs. #4 Seattle
#2 Nevada vs. #3 Cal State-Fullerton
Santa Barbara Regional
#1 UC-Santa Barbara vs. #4 Creighton
#2 Arizona State vs. #3 Notre Dame
===================================
Tallahassee Regional
#1 Florida State vs. #4 Columbia
#2 Auburn vs. #3 Connecticut
Boca Raton Regional
#1 Florida Atlantic vs. #4 Mercer
#2 Maryland vs. #3 North Carolina-Wilmington
===================================
Coral Gables Regional
#1 Miami (FL) vs. #4 Stony Brook
#2 South Florida vs. #3 Mississippi
Stillwater Regional
#1 Oklahoma State vs. #4 Wagner
#2 Missouri State vs. #3 Oregon State
===================================
Dallas Regional
#1 Dallas Baptist vs. #4 Southeast Missouri State
#2 Houston vs. #3 Texas Tech
Fort Worth Regional
#1 Texas Christian vs. #4 Norfolk State
#2 Arkansas vs. #3 Southeastern Louisiana
===================================
College Station Regional
#1 Texas A&M vs. #4 Rider
#2 Rice vs. #3 Nebraska
Los Angeles Regional
#1 USC vs. #4 San Diego
#2 Missouri vs. #3 UC-Irvine
===================================
Champaign Regional
#1 Illinois vs. #4 Wright State
#2 Georgia Tech vs. #3 Kentucky
Louisville Regional
#1 Louisville vs. #4 Central Michigan
#2 Iowa vs. #3 Memphis
===================================
Nashville Regional
#1 Vanderbilt vs. #4 Navy
#2 Ohio State vs. #3 Bradley
Gainesville Regional
#1 Florida vs. #4 North Florida
#2 Coastal Carolina vs. #3 Virginia
===================================
Chapel Hill Regional
#1 North Carolina vs. #4 George Washington
#2 College of Charleston vs. #3 Radford
Baton Rouge Regional
#1 LSU vs. #4 Alabama State
#2 Louisiana-Lafayette vs. #3 Oral Roberts
Link: http://www.collegesportsmadness.com/baseball/bracketology
Los Angeles Regional
#1 UCLA vs. #4 Seattle
#2 Nevada vs. #3 Cal State-Fullerton
Santa Barbara Regional
#1 UC-Santa Barbara vs. #4 Creighton
#2 Arizona State vs. #3 Notre Dame
===================================
Tallahassee Regional
#1 Florida State vs. #4 Columbia
#2 Auburn vs. #3 Connecticut
Boca Raton Regional
#1 Florida Atlantic vs. #4 Mercer
#2 Maryland vs. #3 North Carolina-Wilmington
===================================
Coral Gables Regional
#1 Miami (FL) vs. #4 Stony Brook
#2 South Florida vs. #3 Mississippi
Stillwater Regional
#1 Oklahoma State vs. #4 Wagner
#2 Missouri State vs. #3 Oregon State
===================================
Dallas Regional
#1 Dallas Baptist vs. #4 Southeast Missouri State
#2 Houston vs. #3 Texas Tech
Fort Worth Regional
#1 Texas Christian vs. #4 Norfolk State
#2 Arkansas vs. #3 Southeastern Louisiana
===================================
College Station Regional
#1 Texas A&M vs. #4 Rider
#2 Rice vs. #3 Nebraska
Los Angeles Regional
#1 USC vs. #4 San Diego
#2 Missouri vs. #3 UC-Irvine
===================================
Champaign Regional
#1 Illinois vs. #4 Wright State
#2 Georgia Tech vs. #3 Kentucky
Louisville Regional
#1 Louisville vs. #4 Central Michigan
#2 Iowa vs. #3 Memphis
===================================
Nashville Regional
#1 Vanderbilt vs. #4 Navy
#2 Ohio State vs. #3 Bradley
Gainesville Regional
#1 Florida vs. #4 North Florida
#2 Coastal Carolina vs. #3 Virginia
===================================
Chapel Hill Regional
#1 North Carolina vs. #4 George Washington
#2 College of Charleston vs. #3 Radford
Baton Rouge Regional
#1 LSU vs. #4 Alabama State
#2 Louisiana-Lafayette vs. #3 Oral Roberts