Northern District of California
ndca9th Circuit40 judges
The Northern District of California, headquartered at the Phillip Burton Federal Building in San Francisco with additional courthouses in Oakland, San Jose, and Eureka, is globally renowned as the primary federal court for Silicon Valley technology litigation. It handles the vast majority of U.S. patent cases involving major semiconductor, software, and internet companies, and has developed specialized Patent Local Rules that have been widely adopted by other districts. The district has 14 authorized judgeships.
Upcoming Court Closures
Memorial Day
Monday
Mon, May 25, 2026
Juneteenth
Friday
Fri, Jun 19, 2026
Independence Day
Friday
Fri, Jul 3, 2026
Judges
Judge Ajay S. Krishnan
magistrate
Judge Alex G. Tse
magistrate
Judge Araceli Martínez-Olguín
district
Judge Beth Labson Freeman
district
Judge Charles R. Breyer
senior
Judge Charles R. Breyer
senior
Judge Claudia Wilken
senior
Judge Edward J. Davila
senior
Judge Edward M. Chen
senior
Judge Edward M. Chen
senior
Judge Eumi K. Lee
district
Judge Haywood S. Gilliam, Jr.
district
Judge Jacqueline Scott Corley
district
Judge James Donato
district
Judge Jeffrey S. White
senior
Judge Jeffrey S. White
senior
Judge Jon S. Tigar
district
Judge Jon S. Tigar
district
Judge Joseph C. Spero
magistrate
Judge Kandis A. Westmore
magistrate
Judge Laurel Beeler
magistrate
Judge Lisa J. Cisneros
magistrate
Judge Maxine M. Chesney
senior
Judge Nathanael Cousins
chief magistrate
Judge Noël Wise
district
Judge P. Casey Pitts
district
Judge Peter H. Kang
magistrate
Judge Phyllis J. Hamilton
senior
Judge Richard Seeborg
chief district
Judge Rita F. Lin
district
Judge Robert M. Illman
magistrate
Judge Sallie Kim
magistrate
Judge Susan Illston
senior
Judge Susan van Keulen
magistrate
Judge Thomas S. Hixson
magistrate
Judge Trina L. Thompson
district
Judge Vince Chhabria
district
Judge Virginia K. DeMarchi
magistrate
Judge William H. Orrick
senior
Judge Yvonne Gonzalez Rogers
district