| Game Date | Conference | Road Team | Score |
| Home Team | Score | Status | Box Score | Recap | Commentary |
| National Collegiate Baseball Writers Poll |
| 5/15/2009 | * | UC Davis | 3 | at | #1 UC Irvine | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #2 LSU | 7 | at | Mississippi State | 8 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Oregon | 0 | at | #3 Arizona State | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| UCLA | 3 | at | #4 Cal State Fullerton | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #5 North Carolina | 16 | at | Boston College | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #6 Rice | 10 | at | UAB | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #8 Georgia Tech | 4 | at | Duke | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Grambling State | 6 | at | #9 Florida State | 14 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Grambling State | 7 | at | #9 Florida State | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #10 Virginia | 8 | at | Virginia Tech | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #11 Mississippi | 9 | at | #17 Arkansas | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Kentucky | 8 | at | #12 Florida | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #15 Texas A&M | 5 | at | #13 Oklahoma | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #14 TCU | 14 | at | UNLV | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #16 Clemson | 11 | at | NC State | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #18 Georgia | 4 | at | South Carolina | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #19 Alabama |
| at | Auburn |
| Suspended | | Recap | Suspended to 5/16, inclement weather (3-1 Auburn, top 4) |
| 5/15/2009 | * | Memphis | 1 | at | #20 East Carolina | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #21 Miami, Florida |
| at | Wake Forest |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| 5/15/2009 | * | Charleston Southern | 4 | at | #22 Coastal Carolina | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Kansas | 1 | at | #23 Kansas State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #24 Cal Poly | 6 | at | Long Beach State | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Washington State | 7 | at | #26 Oregon State | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #27 George Mason | 16 | at | James Madison | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | South Florida | 3 | at | #28 Louisville | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | South Florida | 1 | at | #28 Louisville | 12 | FINAL | Box Score | Recap | moved from 5/16, impending weather |
| 5/15/2009 | * | Iowa | 4 | at | #29 Ohio State | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #30 Texas State | 6 | at | UT Arlington | 14 | FINAL | Box Score | Recap | |
| America East Conference |
| 5/15/2009 | * | Albany | 3 | at | Hartford | 9 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Albany | 6 | at | Hartford | 8 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Maine | 7 | at | Stony Brook | 1 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Maine | 6 | at | Stony Brook | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Vermont | 9 | at | Binghamton | 10 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Vermont | 11 | at | Binghamton | 8 | FINAL | Box Score | Recap | |
| Atlantic 10 Conference |
| 5/15/2009 | * | Charlotte | 10 | at | St. Bonaventure | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Dayton | 4 | at | Xavier | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Duquesne | 5 | at | Massachusetts | 14 | FINAL | Box Score | Recap | makeup of 5/14 game |
| 5/15/2009 | * | Duquesne | 2 | at | Massachusetts | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | George Washington | 4 | at | St. Joseph's | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Rhode Island | 9 | at | St. Louis | 1 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Richmond | 9 | at | LaSalle | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Temple | 6 | at | Fordham | 8 | FINAL | Box Score | Recap | |
| Atlantic Coast Conference |
| 5/15/2009 | * | #5 North Carolina | 16 | at | Boston College | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #8 Georgia Tech | 4 | at | Duke | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Grambling State | 6 | at | #9 Florida State | 14 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Grambling State | 7 | at | #9 Florida State | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #10 Virginia | 8 | at | Virginia Tech | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #16 Clemson | 11 | at | NC State | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #21 Miami, Florida |
| at | Wake Forest |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| Atlantic Sun Conference |
| 5/15/2009 | * | Kennesaw State | 8 | at | North Florida | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Kennesaw State | 4 | at | North Florida | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Lipscomb | 6 | at | East Tennessee State | 5 | FINAL | Box Score | Recap | Resumption of 5/14 game (4-3 Lipscomb, bottom 5) |
| 5/15/2009 | * | Lipscomb | 16 | at | East Tennessee State | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Mercer | 7 | at | Belmont | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Mercer | 4 | at | Belmont | 3 | FINAL | Box Score | Recap | moved from 5/16, impending weather |
| 5/15/2009 | * | South Carolina-Upstate | 5 | at | Campbell | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | South Carolina-Upstate | 8 | at | Campbell | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Stetson | 2 | at | Florida Gulf Coast | 1 | FINAL | Box Score | Recap | makeup of 5/14 game |
| 5/15/2009 | * | Stetson | 4 | at | Florida Gulf Coast | 5 | FINAL | Box Score | Recap | 12 innings |
| 5/15/2009 |
| Dallas Baptist | 7 | at | Jacksonville | 2 | FINAL | Box Score | Recap | |
| Big 10 Conference |
| 5/15/2009 | * | Iowa | 4 | at | #29 Ohio State | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Illinois | 6 | at | Purdue | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Michigan |
| at | Northwestern |
| Postponed | | Recap | PPD to 5/16, rain |
| 5/15/2009 | * | Michigan State | 1 | at | Indiana | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Minnesota | 4 | at | Penn State | 2 | FINAL | Box Score | Recap | |
| Big 12 Conference |
| 5/15/2009 | * | #15 Texas A&M | 5 | at | #13 Oklahoma | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Kansas | 1 | at | #23 Kansas State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Baylor | 4 | at | Nebraska | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Oklahoma State | 8 | at | Texas Tech | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Cal State Bakersfield |
| at | Missouri |
| Canceled | | Recap | CCD, rain |
| Big East Conference |
| 5/15/2009 | * | South Florida | 3 | at | #28 Louisville | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | South Florida | 1 | at | #28 Louisville | 12 | FINAL | Box Score | Recap | moved from 5/16, impending weather |
| 5/15/2009 | * | Connecticut | 6 | at | Villanova | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Georgetown | 5 | at | Rutgers | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Notre Dame | 15 | at | St. John's | 8 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Seton Hall | 8 | at | Cincinnati | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Seton Hall | 5 | at | Cincinnati | 6 | FINAL | Box Score | Recap | 10 innings (moved from 5/16, impending weather) |
| 5/15/2009 | * | West Virginia | 12 | at | Pittsburgh | 13 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | West Virginia | 16 | at | Pittsburgh | 4 | FINAL | Box Score | Recap | moved from 5/16 |
| Big South Conference |
| 5/15/2009 | * | Charleston Southern | 4 | at | #22 Coastal Carolina | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Gardner-Webb | 7 | at | Winthrop | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | High Point | 2 | at | VMI | 13 | FINAL | Box Score | Recap | Resumption of 5/14 game |
| 5/15/2009 | * | High Point | 3 | at | VMI | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Presbyterian | 10 | at | UNC Asheville | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Radford | 5 | at | Liberty | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Radford | 7 | at | Liberty | 5 | FINAL | Box Score | Recap | moved from 5/16, impending weather |
| Big West Conference |
| 5/15/2009 | * | UC Davis | 3 | at | #1 UC Irvine | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| UCLA | 3 | at | #4 Cal State Fullerton | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #24 Cal Poly | 6 | at | Long Beach State | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Pacific | 4 | at | Cal State Northridge | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | UC Santa Barbara | 4 | at | UC Riverside | 9 | FINAL | Box Score | Recap | |
| Colonial Athletic Association |
| 5/15/2009 | * | #27 George Mason | 16 | at | James Madison | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Northeastern | 13 | at | Towson | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | UNC Wilmington | 10 | at | Old Dominion | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | VCU | 4 | at | Delaware | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | William and Mary | 6 | at | Hofstra | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Alabama State | 8 | at | Georgia State | 11 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Alabama State | 1 | at | Georgia State | 11 | FINAL | Box Score | Recap | 7 innings |
| Conference USA |
| 5/15/2009 | * | #6 Rice | 10 | at | UAB | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Memphis | 1 | at | #20 East Carolina | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Houston | 6 | at | UCF | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Tulane | 11 | at | Marshall | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Tennessee Tech | 2 | at | Southern Mississippi | 10 | FINAL | Box Score | Recap | 7 innings (makeup of 5/14 game) |
| 5/15/2009 |
| Tennessee Tech | 7 | at | Southern Mississippi | 1 | FINAL | Box Score | Recap | 7 innings |
| Division I Independents |
| 5/15/2009 |
| Cal State Bakersfield |
| at | Missouri |
| Canceled | | Recap | CCD, rain |
| 5/15/2009 |
| Dallas Baptist | 7 | at | Jacksonville | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Houston Baptist | 7 | at | Louisiana-Monroe | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Longwood |
| at | Appalachian State |
| Canceled | | Recap | CCD, scheduling conflict |
| 5/15/2009 |
| Longwood | 6 | at | Appalachian State | 16 | FINAL | Box Score | Recap | Resumption of 5/14 game |
| 5/15/2009 |
| Longwood | 2 | at | Appalachian State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| New York Tech | 1 | at | LeMoyne | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| New York Tech | 6 | at | LeMoyne | 3 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Southern Illinois-Edwardsville |
| at | Illinois State |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| 5/15/2009 |
| Utah Valley State | 1 | at | Hawaii | 4 | FINAL | Box Score | Recap | |
| Horizon League |
| 5/15/2009 | * | Butler | 0 | at | Wisconsin-Milwaukee | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Cleveland State | 2 | at | Wright State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Illinois-Chicago |
| at | Valparaiso |
| Postponed | | Recap | PPD to 5/17, rain |
| Metro Atlantic Athletic Conference |
| 5/15/2009 | * | Fairfield | 7 | at | Marist | 8 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Manhattan | 11 | at | Iona | 12 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Manhattan | 13 | at | Iona | 1 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Niagara | 6 | at | Canisius | 17 | FINAL | Box Score | Recap | |
| Mid American Conference |
| 5/15/2009 | * | Akron | 15 | at | Bowling Green State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Buffalo | 11 | at | Ohio | 12 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Buffalo | 8 | at | Ohio | 19 | FINAL | Box Score | Recap | moved from 5/16, impending weather |
| 5/15/2009 | * | Central Michigan | 0 | at | Eastern Michigan | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Miami, Ohio | 1 | at | Kent State | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Northern Illinois | 4 | at | Western Michigan | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Toledo | 6 | at | Ball State | 8 | FINAL | Box Score | Recap | |
| Mid-Eastern Athletic Conference |
| 5/15/2009 | MEAC-06 | UMES | 0 | vs | Norfolk State | 4 | FINAL | Box Score | Recap | MEAC Tournament, Game 6 (Daytona Beach, FL) |
| 5/15/2009 | MEAC-05 | North Carolina A&T | 11 | vs | Florida A&M | 5 | FINAL | Box Score | Recap | MEAC Tournament, Game 5 (Daytona Beach, FL) |
| 5/15/2009 | MEAC-04 | Norfolk State | 5 | vs | Delaware State | 3 | FINAL | Box Score | Recap | MEAC Tournament, Game 4 (Daytona Beach, FL) |
| Missouri Valley Conference |
| 5/15/2009 | * | Bradley | 9 | at | Northern Iowa | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Creighton |
| at | Wichita State |
| Postponed | | Recap | PPD to 5/16, rain |
| 5/15/2009 | * | Indiana State | 12 | at | Missouri State | 17 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Southern Illinois | 11 | at | Evansville | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Southern Illinois-Edwardsville |
| at | Illinois State |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| Mountain West Conference |
| 5/15/2009 | * | #14 TCU | 14 | at | UNLV | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | New Mexico | 6 | at | Air Force | 2 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | San Diego State | 5 | at | Utah | 15 | FINAL | Box Score | Recap | Ogden, UT |
| Northeast Conference |
| 5/15/2009 | * | Central Connecticut State | 7 | at | Monmouth | 12 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Fairleigh Dickinson | 6 | at | Wagner | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Quinnipiac | 4 | at | Long Island | 2 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Quinnipiac | 7 | at | Long Island | 2 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Sacred Heart | 6 | at | Mount St. Mary's | 0 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Sacred Heart | 4 | at | Mount St. Mary's | 5 | FINAL | Box Score | Recap | 7 innings |
| Ohio Valley Conference |
| 5/15/2009 | * | Austin Peay State | 2 | at | Murray State | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Austin Peay State | 7 | at | Murray State | 5 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Eastern Kentucky | 4 | at | Eastern Illinois | 14 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Eastern Kentucky | 5 | at | Eastern Illinois | 4 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Morehead State | 12 | at | Southeast Missouri State | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Morehead State | 10 | at | Southeast Missouri State | 3 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Tennessee-Martin | 11 | at | Jacksonville State | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Tennessee-Martin | 17 | at | Jacksonville State | 2 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Tennessee Tech | 2 | at | Southern Mississippi | 10 | FINAL | Box Score | Recap | 7 innings (makeup of 5/14 game) |
| 5/15/2009 |
| Tennessee Tech | 7 | at | Southern Mississippi | 1 | FINAL | Box Score | Recap | 7 innings |
| Pac 10 Conference |
| 5/15/2009 | * | Oregon | 0 | at | #3 Arizona State | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| UCLA | 3 | at | #4 Cal State Fullerton | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Washington State | 7 | at | #26 Oregon State | 6 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Stanford | 8 | at | Southern California | 6 | FINAL | Box Score | Recap | |
| Southeastern Conference |
| 5/15/2009 | * | #2 LSU | 7 | at | Mississippi State | 8 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #11 Mississippi | 9 | at | #17 Arkansas | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Kentucky | 8 | at | #12 Florida | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #18 Georgia | 4 | at | South Carolina | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | #19 Alabama |
| at | Auburn |
| Suspended | | Recap | Suspended to 5/16, inclement weather (3-1 Auburn, top 4) |
| 5/15/2009 | * | Tennessee | 7 | at | Vanderbilt | 6 | FINAL | Box Score | Recap | 10 innings |
| Southern Conference |
| 5/15/2009 | * | College of Charleston | 4 | at | The Citadel | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | UNC Greensboro | 14 | at | Furman | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Western Carolina | 11 | at | Davidson | 10 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Wofford | 9 | at | Georgia Southern | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Longwood |
| at | Appalachian State |
| Canceled | | Recap | CCD, scheduling conflict |
| 5/15/2009 |
| Longwood | 6 | at | Appalachian State | 16 | FINAL | Box Score | Recap | Resumption of 5/14 game |
| 5/15/2009 |
| Longwood | 2 | at | Appalachian State | 4 | FINAL | Box Score | Recap | |
| Southland Conference |
| 5/15/2009 | * | #30 Texas State | 6 | at | UT Arlington | 14 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Central Arkansas | 13 | at | UTSA | 15 | FINAL | Box Score | Recap | 10 innings |
| 5/15/2009 | * | Lamar | 7 | at | Stephen F. Austin | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | McNeese State | 18 | at | Nicholls State | 7 | FINAL | Box Score | Recap | 8 innings (makeup of 5/14 game) |
| 5/15/2009 | * | McNeese State |
| at | Nicholls State |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| 5/15/2009 | * | Southeastern Louisiana | 7 | at | Northwestern State | 5 | FINAL | Box Score | Recap | 10 innings |
| 5/15/2009 | * | Texas A&M-Corpus Christi | 6 | at | Sam Houston State | 16 | FINAL | Box Score | Recap | 7 innings, run rule |
| Southwestern Athletic Conference |
| 5/15/2009 |
| Grambling State | 6 | at | #9 Florida State | 14 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Grambling State | 7 | at | #9 Florida State | 9 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Alabama State | 8 | at | Georgia State | 11 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 |
| Alabama State | 1 | at | Georgia State | 11 | FINAL | Box Score | Recap | 7 innings |
| Summit League |
| 5/15/2009 | * | IUPU-Fort Wayne |
| at | North Dakota State |
| Canceled | | Recap | CCD, rain |
| 5/15/2009 | * | Oakland | 20 | at | Centenary | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Oakland | 3 | at | Centenary | 5 | FINAL | Box Score | Recap | 7 innings |
| 5/15/2009 | * | Oral Roberts |
| at | Western Illinois |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| 5/15/2009 | * | Oral Roberts |
| at | Western Illinois |
| Postponed | | Recap | PPD to 5/16, inclement weather |
| 5/15/2009 | * | Southern Utah | 4 | at | South Dakota State | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Southern Utah | 5 | at | South Dakota State | 12 | FINAL | Box Score | Recap | 7 innings |
| Sun Belt Conference |
| 5/15/2009 | * | Arkansas State | 10 | at | Arkansas-Little Rock | 7 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Arkansas State | 6 | at | Arkansas-Little Rock | 2 | FINAL | Box Score | Recap | makeup of 5/14 game |
| 5/15/2009 | * | Florida International | 9 | at | Florida Atlantic | 10 | FINAL | Box Score | Recap | 12 innings |
| 5/15/2009 | * | Louisiana-Lafayette | 12 | at | New Orleans | 5 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Troy | 6 | at | South Alabama | 13 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Western Kentucky | 5 | at | Middle Tennessee State | 11 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Houston Baptist | 7 | at | Louisiana-Monroe | 11 | FINAL | Box Score | Recap | |
| West Coast Conference |
| 5/15/2009 | * | Loyola Marymount | 3 | at | Gonzaga | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | San Francisco | 16 | at | Portland | 4 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Santa Clara | 5 | at | Pepperdine | 12 | FINAL | Box Score | Recap | |
| Western Athletic Conference |
| 5/15/2009 | * | Fresno State | 4 | at | Sacramento State | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | Nevada | 2 | at | San Jose State | 3 | FINAL | Box Score | Recap | |
| 5/15/2009 | * | New Mexico State | 9 | at | Louisiana Tech | 17 | FINAL | Box Score | Recap | |
| 5/15/2009 |
| Utah Valley State | 1 | at | Hawaii | 4 | FINAL | Box Score | Recap | |