Umpire Gary DiFabio
Has umpired for 2nd (Highest), 28th (Lowest), 13th (Average)
Conferences by Annual Ranking.
Worked in front of 106,905 Fans.
Officiated Conferences (including non-conference assignments):
2013
Big Ten (1 games)
Big West (14 games)
MVC (2 games)
MWC (5 games)
WAC (4 games)
WCC (12 games)
2014
Big Ten (1 games)
Big West (3 games)
MWC (2 games)
Pac-12 (1 games)
WAC (11 games)
WCC (17 games)
2015
Big Ten (1 games)
Big West (1 games)
MWC (2 games)
WAC (6 games)
WCC (3 games)
2016
Big West (9 games)
MWC (4 games)
Pac-12 (6 games)
WAC (18 games)
WCC (17 games)
2017
Big West (8 games)
MWC (3 games)
Pac-12 (16 games)
WAC (12 games)
WCC (20 games)
2018
Big West (5 games)
MWC (4 games)
Pac-12 (18 games)
WAC (10 games)
WCC (18 games)
2019
Big 12 (2 games)
Big Ten (1 games)
Big West (10 games)
MWC (11 games)
Pac-12 (18 games)
WAC (15 games)
WCC (7 games)
2020
Big West (5 games)
MWC (4 games)
Pac-12 (5 games)
WAC (4 games)
WCC (1 games)
Teams Umpired (67 Teams):
| Air Force | Alcorn | Arizona St. |
| BYU | Cal Poly | Cal St. Fullerton |
| California | California Baptist | Chicago St. |
| Creighton | CSUN | Delaware |
| Fresno St. | Georgetown | Gonzaga |
| Grand Canyon | Hawaii | Holy Cross |
| Ill.-Chicago | Kansas St. | Long Beach St. |
| Michigan | Michigan St. | Milwaukee |
| Minnesota | Nebraska | Nevada |
| New Mexico | New Mexico St. | North Dakota |
| North Dakota St. | Northern Ky. | Northwestern |
| Oklahoma | Oklahoma St. | Omaha |
| Oregon | Oregon St. | Pacific |
| Pepperdine | Portland | Rutgers |
| Sacramento St. | Saint Mary's (CA) | San Diego |
| San Diego St. | San Francisco | San Jose St. |
| Santa Clara | Seattle U | SFA |
| South Dakota St. | Southern California | Stanford |
| Texas Tech | UC Davis | UC Irvine |
| UC Riverside | UC Santa Barbara | UCLA |
| UNLV | Utah | Utah Valley |
| UTRGV | Vanderbilt | Washington |
| Washington St. |