A state trial court / Established 1963

Superior Court of California, County of Yolo

A general-jurisdiction trial court in California.

The Superior Court of California, County of Yolo is a general-jurisdiction state trial court in California, where most civil and criminal cases are first heard. Its judges are chosen by gubernatorial appointment from a nominating commission, followed by retention elections, the method California uses for its judges. This page lists the judges on record for this court from our public-records source, current and former; trial-court coverage is partial.

23
Judges in history
8
Currently serving
Merit selection
Selection
12-yr
Term
Current judges
Former judges
JudgeYears
Daniel P. Maguire2010–2019
Janet Gaard2008–2019
Samuel T. McAdam2008–2020
Steven M. Basha2006–2018
David Rosenberg2003–2016
Kathleen M. White2003–2018
Michael W. Sweet2002–2003
W. Arvid Johnson1998–2009
Thomas E. Warriner1998–2010
Stephen L. Mock1991–2015
Donna M. Petre1990–2007
James L., Jr. Stevens1985–1998
James F. Roach1978–1992
Harry A. Ackley1976–1991
Warren K. Taylor1963–1984

How a judge reaches this court. Judges of the Superior Court of California, County of Yolo are appointed by the governor to 12-year terms and then face yes-or-no retention elections. Selection methods vary by jurisdiction and have changed over time; this page reflects the court’s current method (source: National Center for State Courts). Open any judge to see their tenure and whom they succeeded.

Source: CourtListener / Free Law Project (bulk data); selection method from the National Center for State Courts. Data last verified 2026-06-30. Verify against the primary source before relying. Not a consumer report (FCRA).