Cynthia Valenzuela Dixon

How Judge Dixon rules, drawn from 21 signed orders. Every observation links to the order it came from.

Court
United States District Court for the Central District of California
Position
District judge
Appointed by
Joe Biden (Democratic)
Commissioned
December 16, 2024
Education
University of Arizona (B.A., 1991); University of California, Los Angeles, School of Law (J.D., 1995)
Signed orders read
21

About Judge Dixon

Cynthia Valenzuela Dixon is a judge of the United States District Court for the Central District of California. Appointed by President Joseph R. Biden, Judge Valenzuela Dixon received a commission on December 16, 2024.

Judge Dixon's practices and standing orders

Rules for cases before Judge Dixon, as published on the court's website (checked October 8, 2026). Judges revise these often, so confirm the current version on the court's site before you file.

Key rules

Filing

The Court does not require chambers copies of any motion papers or exhibits, and discourages the parties from sending copies to chambers, with the exception of motions for summary judgment and overlength briefs.

“The Court does not require chambers copies of any motion papers or exhibits, and discourages the parties from sending copies to chambers, with the exception of motions for summary judgment and overlength briefs.”

Filing

After removal, refile the state court documents as a supplement to the notice of removal.

“All documents filed in state court, including documents appended to the complaint, answers, and motions, must be re-filed in this Court as a supplement to the notice of removal.”

Motions

Civil motions are heard on Friday at 1:30 p.m.

“Civil motions are heard on Friday at 1:30 p.m.”

Motions

Criminal motions are heard on Friday at 10:30 a.m.

“Criminal motions are heard on Friday at 10:30 a.m.”

Standing orders for every case in this court

Orders the court applies to all of its cases, whichever judge has them, as published on the court's website (checked October 8, 2026).

Key rules from these orders · The court's local rules ↗

How Judge Dixon decides

Patterns drawn from this judge's own signed orders. Every observation links to the order it came from.

Procedural preferences

The court accepts a magistrate judge's report and recommendation when its review supports the recommended dismissal.

“ORDER ACCEPTING REPORT AND RECOMMENDATION OF UNITED STATES MAGISTRATE JUDGE by Judge Cynthia Valenzuela 86, 58 IT IS THEREFORE ORDERED that Defendants' Motion to Dismiss is granted and this matter is dismissed with prejudice.”

An amended complaint supersedes the original pleading and can make motions directed at the original complaint moot.

“Since the FAC supersedes the original complaint, Defendants will have an opportunity to file a new responsive motion or pleading.”

In immigration-detention cases, emergency relief has required prompt notice and an opportunity to respond while preserving the court's jurisdiction.

“Respondents are enjoined from continuing to detain Petitioner unless he is provided with notice of the reason of his revocation and an informal interview to afford him an opportunity to be heard as to the revocation”

Once the ordered interview occurred, the court declined to add timing and content requirements unsupported by cited authority.

“the Court has not seen any authority for the proposition that the notice must be issued some specified amount of time in advance of the interview. The Court declines to impose such a requirement here.”

Cautions

A summary-judgment win can end the action with prejudice when the record supports judgment for the defendant.

“Pursuant to the Order Granting Defendant's Motion for Summary Judgment 71, IT IS ORDERED AND ADJUDGED that judgment is hereby entered in favor of defendant General Motors LLC, and the action is DISMISSED WITH PREJUDICE.”

In an expressive-work trademark dispute, the court applied the Rogers framework and dismissed the federal and state claims after finding that the challenged use did not identify the source of the television series.

“In conclusion, the Court finds that Rogers bars all of Plaintiff’s claims.”

Litigation expense and a pending dismissal motion did not, without more, justify emergency relief from discovery.

“Accordingly, Defendants do not identify an emergency warranting ex parte relief.”

Signed rulings

A grounded sample of orders signed by this judge, with the verbatim dispositive language.

Carolyn Cooper v. General Motors LLC
5:23-cv-00328 · 2025-04-23
Summary judgment (defendant) Granted

“Pursuant to the Order Granting Defendant's Motion for Summary Judgment 71, IT IS ORDERED AND ADJUDGED that judgment is hereby entered in favor of defendant General Motors LLC, and the action is DISMISSED WITH PREJUDICE.”

Jeremy Martin Haar v. Juan Mattos Jr.
2:22-cv-04827 · 2025-04-28
Motions to dismiss (defendant) Granted

“ORDER ACCEPTING REPORT AND RECOMMENDATION OF UNITED STATES MAGISTRATE JUDGE by Judge Cynthia Valenzuela 86, 58 IT IS THEREFORE ORDERED that Defendants' Motion to Dismiss is granted and this matter is dismissed with prejudice.”

Pepperdine University v. Netflix Inc.
2:25-cv-01429 · 2025-02-26
Motion for temporary restraining order (plaintiff) Denied

“For the foregoing reasons, Pepperdine’s Motion for a Temporary Restraining order is DENIED.”

Y.L.S. v. Ernesto Santacruz, Jr.
5:25-cv-02927 · 2025-12-03
Preliminary injunction (petitioner) Granted

“Accordingly, the Court issues a Preliminary Injunction and ORDERS as follows: For the pendency of this lawsuit, Respondents are enjoined and restrained from re-detaining Petitioner without notice and a pre-detention hearing.”

Khoanh A. Lam v. Kristi Noem
5:25-cv-03344 · 2025-12-18
Motion for temporary restraining order (petitioner) Granted in part

“For the foregoing reasons, the court GRANTS IN PART Petitioner’s Application”

Khoanh A. Lam v. Kristi Noem
5:25-cv-03344 · 2025-12-31
Preliminary injunction (petitioner) Granted

“Accordingly, the Court issues a Preliminary Injunction and ORDERS as follows:”

Khoanh A. Lam v. Kristi Noem
5:25-cv-03344 · 2026-02-05
Motion for temporary restraining order (petitioner) Granted in part

“For the foregoing reasons, the court GRANTS IN PART Petitioner’s Application”

Khoanh A. Lam v. Kristi Noem
5:25-cv-03344 · 2026-02-18
Preliminary injunction (petitioner) Denied

“For the foregoing reasons, Petitioners request for a Preliminary Injunction is DENIED WITHOUT PREJUDICE and the Courts February 5, 2026, OSC is DISCHARGED.”

Behzad Bolourchi v. Todd M. Lyons
5:26-cv-00791 · 2026-02-26
Motion for temporary restraining order (petitioner) Granted in part

“For the foregoing reasons, the court GRANTS IN PART Petitioner’s Application”

N.A. v. Warden, Adelanto Detention Facility
5:25-cv-03007 · 2026-03-12
Habeas petition (petitioner) Granted

“IT IS ADJUDGED that the petition is GRANTED. A writ of habeas corpus requiring Petitioner’s immediate release, unless he is afforded a new Rodriguez bond hearing within seven (7) days, shall issue.”

Y.L.S. v. Ernesto Santacruz, Jr.
5:25-cv-02927 · 2026-03-13
Habeas petition (petitioner) Granted

“IT IS ADJUDGED that the petition for writ of habeas corpus is GRANTED and this action is dismissed with prejudice.”

Pepperdine University v. Netflix Inc.
2:25-cv-01429 · 2026-03-31
Motions to dismiss (defendant) Granted

“Defendants' Motion to Dismiss [40] is GRANTED. The First Amended Complaint is DISMISSED with leave to amend.”

Caseload & timing

From public federal docket records for this judge.

  • Judge Valenzuela's initial calendar included cases transferred from predecessor judges, so durations in those inherited matters are not attributed to her.
  • The reviewed decisions now also include cases filed during her tenure, particularly immigration-detention and habeas matters requiring expedited rulings.
  • The sample remains too limited and nonrandom for a court-wide duration or disposition rate.

Pending matters in the official report

Reported by the Administrative Office of the U.S. Courts under the Civil Justice Reform Act, as of March 31, 2026.

Motions pending more than six months54
Bench trials submitted more than six months0
Bankruptcy appeals pending more than six months4
Social Security appeals pending more than six months0
Civil cases pending more than three years6
ReportMotions over six monthsCases over three years
Mar 2026546
Sep 2025107
Mar 202504

A snapshot on that date: matters listed may since have been decided or reassigned. A motion referred to a magistrate judge is counted for both judges. Motions in multidistrict litigation, section 2255 cases and Social Security appeals are not counted, and a very large three-year count is generally a multidistrict docket. Source: Appendix A of the report (PDF); about the report.

How long civil cases take in this court

For the whole of United States District Court for the Central District of California, not for Judge Dixon: median time from filing to disposition of the civil cases the court closed in the 12 months ending September 30, 2025, as reported by the Administrative Office of the U.S. Courts.

CasesMedian time
All civil cases closed15,1903.9 months
Closed with no court action4,4143.1 months
Closed before pretrial10,5384.3 months
Closed during or after pretrial10317.9 months
Closed during trial13525.7 months
12 months endingCases closedMedian time
Sep 202515,1903.9 months
Sep 202415,3483.9 months
Sep 202313,5834.4 months
Sep 202212,8874.7 months
Sep 202114,2134.7 months
Sep 202014,2055 months
Sep 201913,4784.9 months

The table leaves out prisoner petitions, land condemnations, deportation reviews, recovery of overpayments and enforcement of judgments, and reports no median for fewer than 10 cases. A district that closed a large multidistrict litigation in the period shows very large counts and long medians for that year. Source: Table C-5, U.S. District Courts (spreadsheet).

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Ezel grounds your drafting and research in this profile: what has persuaded Judge Dixon, and what has not, cited to the signed orders.

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