| Alex Acker | 2001 | NBA Clippers |
| Melissa Arias | 2002 | Award winning fashion designer |
| Issiah Avila | 1996 | Grammy winner |
| Joe Baca, Jr. | 1987 | Rialto City Council member |
| Dennis Blair | 1974 | Former MLB pitcher |
| Brandie Burton | 1990 | LPGA Golfer |
| Victor Butler | 2005 | NFL Saints |
| Ted Chronopoulos | 1990 | Retired Major League Soccer player |
| Ryan Clady | 2004 | NFL Broncos |
| Darnell Coles | 1980 | Retired MLB player |
| Jeff Conine | 1984 | Retired MLB player |
| Wilson "Cruz" Echevarria | 1991 | Actor (My So Called Life) |
| Kyle Erby | 1995 | Stand up comedian |
| Kirk Fogg | 1977 | Actor, singer |
| Lakita Garth | 1986 | Miss Black California Public Speaker, Actress (MTV, The View, Bill Maher) |
| Clarence Gilyard | 1974 | Actor (Matlock, Walker Texas Ranger) |
| David Lang | 1986 | Former NFL player and Super Bowl champion |
| Ronnie Lott | 1977 | Retired NFL player and 4 time Super Bowl champion |
| Sean Marshall | 2003 | European basketball |
| Craig Newsome | 1989 | Retired NFL player and Super Bowl champion |
| Derek Parra | 1988 | Olympic gold medal speed skater |
| Jeffrey Polk | 1977 | Broadway actor |
| Irven Rager | 1965 | Track & field star of the 1960's |
| Dave Rucker | 1975 | Former MLB pitcher |
| Dominic Salcido | 2003 | Professional boxer |
| Sam Scott | 1972 | Founder, singer, writer The Allies |
| Major General Rowayne "Wayne" Schatz, Jr. | 1979 | Director of Strategic Plans, Requirements and Programs, Headquarters Air Mobility Command, Scott Air Force Base. |
| John Singleton | attended 1985 |
Film director, screenwriter, producer |
| Nick Theodorou | 1993 | Former baseball player, member 2004 Greek Olympic baseball team |
| Randy Thomas | 1973 | Founder, singer, writer The Allies Grammy Winner for "Butterfly Kisses" |
| Lisa Marie (Sole) Varon | 1989 | Professional wrestler |
| Kurt Wilson | 1991 | Former Rialto city councilmember San Bernardino Office of Community Safety and Violence Prevention |