The Cypress String Quartet was a professional classical chamber music ensemble founded in San Francisco, California, in 1996. At the time of its disbanding in June 2016, the quartet's members were:
Cecily Ward, violin
Tom Stone, violin
Ethan Filner, viola
Jennifer Kloetzel, cello
The quartet maintained a busy performing, recording, teaching, and touring schedule, traveling approximately 100 days each year throughout much of the United States and internationally with occasional concert tours in Mexico, Canada, England, France, Italy, Germany, Austria, and Japan. The Cypress was Quartet-in-Residence at San Jose State University from 2003 to 2009.