The Big West’s impact on the baseball world was felt during the 2025 MLB season with at least forty alumni making an appearance. The Big West had
13 former standouts on MLB Opening Day Rosters. Former Matador Joe Ryan (Minnesota Twins) and former Mustang Bryan Woo (Seattle Mariners) were named to the 2025 MLB All-Star Game. Six former standouts got their first MLB call up this season in
Andrew Alvarez (Cal Poly/Washington Nationals),
Nathan Church (UC Irvine/St. Louis Cardinals),
Denzel Clarke (CSUN/Athletics),
Andre Granillo (UC Riverside/St. Louis Cardinals),
Christian Koss (UC Irvine/San Francisco Giants) and
Taylor Rashi (UC Irvine/Arizona Diamondbacks).
At least four former Big West stars are expected to be competing in the 2025 MLB Postseason wild card round with
Tanner Bibee (Cal State Fullerton) and
Cade Smith (Hawai’i) for the Cleveland Guardians,
Jarren Duran (Long Beach State) of the Boston Red Sox and the Chicago Cubs'
Justin Turner (Cal State Fullerton). The Milwaukee Brewers, Philadelphia Phillies, Seattle Mariners and Toronto Blue Jays have byes to the divisional round of their respective leagues' playoffs and have not announced their rosters. Starting pitcher
Shane Bieber (UC Santa Barbara) is expected to play for the Blue Jays, while
Bryan Woo (Cal Poly) will be a rotation piece Mariners.
| Former Big West Baseball Players who Made an Appearance in 2025 MLB Regular Season |
| MLB Player, Position |
Alma Mater |
MLB Club |
| Andrew Alvarez, SP |
Cal Poly |
Washington Nationals |
| David Banuelos, C |
Long Beach State |
Baltimore Orioles |
| Shane Bieber, SP |
UC Santa Barbara |
Toronto Blue Jays |
| Tanner Bibee, SP |
Cal State Fullerton |
Cleveland Guardians |
| Rob Brantly, C |
UC Riverside |
Miami Marlins |
| Justin Bruihl, RP |
Cal Poly |
Toronto Blue Jays |
| Matt Chapman, 3B |
Cal State Fullerton |
San Francisco Giants |
| Austin Davis, RP |
Cal State Bakersfield |
San Diego Padres |
| Nathan Church, OF |
UC Irvine |
Oakland A's |
| Denzel Clarke, OF |
CSUN |
Athletics |
| J.D. Davis, 3B |
Cal State Fullerton |
Los Angeles Angels |
| Noah Davis, RP |
UC Santa Barbara |
Minnesota Twins |
| Chris Devenski, RP |
Cal State Fullerton |
New York Mets |
| Jarren Duran, OF |
Long Beach State |
Boston Red Sox |
| Calvin Faucher, RP |
UC Irvine |
Miami Marlins |
| Robert Garcia, RP |
UC Davis |
Texas Rangers |
| Justin Garza, RP |
Cal State Fullerton |
New York Mets |
| Andre Granillo, RP |
UC Riverside |
St. Louis Cardinals |
| Garrett Hampson, SS |
Long Beach State |
Arizona Diamondbacks/Cincinnati Reds/St. Louis Cardinals |
| Keston Hiura, 2B |
UC Irvine |
Colorado Rockies |
| Christian Koss, IF |
UC Irvine |
San Francisco Giants |
| Brooks Lee,SS |
Cal Poly |
Minnesota Twins |
| Michael Lorenzen, SP |
Cal State Fullerton |
Kansas City Royals |
| Darren McCaughan, RP |
Long Beach State |
Minnesota Twins |
| Michael McGreevey, SS |
UC Santa Barbara |
St. Louis Cardinals |
| Jeff McNeil, 2B |
Long Beach State |
New York Mets |
| Kyle Nelson, RP |
UC Santa Barbara |
Arizona Diamondbacks |
| Andre Pallante, SP |
UC Irvine |
St. Louis Cardinals |
| Taylor Rashi, RP |
UC Irvine |
Arizona Diamondbacks |
| Josh Rojas, 3B |
Hawai'i |
Chicago White Sox |
| Joe Ryan, RP |
CSUN |
Minnesota Twins |
| Connor Seaold, RP |
Cal State Fullerton |
Tampa Bay Rays / Atlanta Braves |
| Cade Smith, RP |
Hawai’i |
Cleveland Guardians |
| Dillon Tate, RP |
UC Santa Barbara |
Toronto Blue Jays |
| Troy Taylor, RP |
UC Irvine/Long Beach State |
Seattle Mariners |
| Drew Thorpe, SP |
Cal Poly |
Chicago White Sox |
| Justin Turner, 3B |
Cal State Fullerton |
Chicago Cubs |
| Chad Wallach, C |
Cal State Fullerton |
Los Angeles Angels |
| Shay Whitcomb, SS |
UC San Diego |
Houston Astros |
| Bryan Woo, SP |
Cal Poly |
Seattle Mariners |