Atty. John William Thornton

Atty. John William Thornton

John W. Thornton has been defending those accused of crime in Santa Cruz for over twenty years.

Santa Cruz Santa Cruz 36 yrs experience 36 year
Call (831) 291-9829 Book Appointment

Profile Summary

About John William Thornton at a glance

John William Thornton is a Member based in Santa Cruz, California, practicing at John W. Thornton. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on dui/dwi, drug crimes, criminal defense, dv defense, and theft. Admitted to practice in California (1990). Educated at Santa Clara University School of Law (JD, 1990) and Santa Clara University School of Law Santa Clara CA (—). Recognitions include Peer Reviewed. Serands clients in Santa Cruz, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John W. Thornton has been defending those accused of crime in Santa Cruz for over twenty years
  • Upon graduation from Santa Clara University School of Law in 1990, Mr. Thornton was hired as an attorney at at the biggest criminal defense firm in Santa Cruz County
  • Prior to graduation, Mr. Thornton had worked as both a defense investigator and law clerk for the same firm, Biggam, Christensen, and Minsloff
  • While there, Mr. Thornton handled thousands of cases, from citations for trespassing to accusations of murder
  • In 1997, Mr. Thornton started his own firm, located in the Sash Mill complex in downtown Santa Cruz
  • He is a member of California Attorneys for Criminal Justice, the National Association of Criminal Defense Attorneys, the Santa Cruz County Criminal Defense Bar, and the Santa Cruz County Bar Association
  • Mr. Thornton is a past president of the Santa Cruz County Criminal Defense Bar
  • Mr. Thornton's practice is limited to criminal defense in Santa Cruz County

Practice Areas Explained

John William Thornton's Areas of Practice

Each practice area below reflects the types of cases John William Thornton handles, with a brief overview of what that area of law covers.

DUI / DWI Defense

Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.

John William Thornton is one of 29,977 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in California →

Drug Crimes

John William Thornton is one of 6,966 drug crimes attorneys indexed nationally. Browse drug crimes attorneys in California →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

John William Thornton is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in California →

Domestic Violence Defense

John William Thornton is one of 12,315 dv defense attorneys indexed nationally. Browse dv defense attorneys in California →

Theft & Property Crimes

John William Thornton is one of 5,868 theft attorneys indexed nationally. Browse theft attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Santa Cruz are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Santa Cruz or all attorneys in California.

Frequently Asked

Common questions about John William Thornton

Where is John William Thornton's law office located?
John William Thornton's law practice is located in Santa Cruz, California. The firm is John W. Thornton. You can contact the office directly through this profile page.
What practice areas does John William Thornton handle?
John William Thornton focuses on dui/dwi, drug crimes, criminal defense, dv defense, theft. Each practice area listed reflects experience handling cases of that type in California.
How long has John William Thornton practiced law?
John William Thornton has 36+ years of legal experience and has been licensed since 1990.
Where did John William Thornton go to law school?
John William Thornton earned their education at (JD, 1990); (—).
How can I contact John William Thornton for a consultation?
You can contact John William Thornton directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has John William Thornton received?
John William Thornton's notable recognition includes: Peer Reviewed.

Education

JD
Santa Clara University School of Law
- 1990
Santa Clara University School of Law Santa Clara CA
- In Progress

Awards

Peer Reviewed

Bar Admissions

California
Admitted: 1990

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