Using @Balcones methodolgy I went through and compiled a list of all potential candidates who won national titles as assistants since 2003 Rice. As you will notice we have a ton of candidates!
Cal St Fullerton - Dave Serrano, Rick Vanderhook, Chad Baum
Texas - Tommy Harmon, Tom Holliday
Oregon St - Marty Lees, Dan Spencer, Nate Yeskie, Andy Jenkins
Fresno St - Pat Waer, Matt Curtis, Mike Mayne
LSU - Javi Sanchez, David Grewe, Wes Johnson, Josh Jordan, Marc Wanaka
South Carolina - Chad Holbrook, Mark Calvi, Sammy Esposito, Jerry Meyers
Arizona - Shaun Cole, Matt Siegel, Brett Scyphers
UCLA - Jake Silverman, TJ Bruce, Rex Peters
Vandy - Scott Brown, Travis Jewett, Drew Hedman, Mike Baxter
Virginia - Kevin McMullan, Karl Kuhn, Matt Kirby
Coastal Carolina - Kevin Schnall, Drew Thomas, Matt Schilling
Florida - Craig Bell, Brad Weitzel
Miss St - Scott Foxhall, Jake Gautreau
Ole Miss - Mike Clement, Car Lafferty