Rancho Cucamonga Quakes
- Location: Rancho Cucamonga, CA
- League: California League 1993-2019; Low-A West 2021-
- Affiliation: San Diego Padres 1993-2000; Los Angeles Angels 2001-2010; Los Angeles Dodgers 2011-present
- Ballpark: The Epicenter (LoanMart Field) (1993-present)
The Rancho Cucamonga Quakes are the California League affiliate of the Los Angeles Dodgers. They began play in 1993 when the San Bernardino Spirit relocated to Rancho Cucamonga, California. The Quakes play their home games at The Epicenter.
In 2009 it was announced the team would be sold by Hank Stickney to Bobby and George Brett. Stickney had owned the club since the club's move from San Bernardino, CA. LoanMart bought the naming rights to the stadium in January 2013, renaming it "LoanMart Field".