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John Cannon

John Cannon

Cannon Law Firm, PLLC
  • Criminal Law, Divorce, DUI & DWI ...
  • Oklahoma, Western, Eastern, and Northern Districts of Oklahoma
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Legal Knowledge
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Ethics and Professionalism
Rating: 10 Lawyer Rating - 10 out of 10
Mr. Cannon is one of the few lawyers who can step into a courtroom that is in a state, federal, or military venue - handle the appeal - and win it at any level.
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Cannon & Associates is dedicated to Fierce Advocacy for Families and Freedom and a leading criminal defense and family law firm in Edmond. Founded by former prosecutor, Assistant Attorney General, and current reservist Judge Advocate, John P. Cannon.

You need professional legal counsel, if you have been arrested or are facing divorce or child custody issues. Your rights are at stake, you need to speak to an experienced attorney today. Each case is unique and I have extensive experience with complex and straightforward cases. I am a trial attorney, an advocate, and we will Fight for your Rights.

Practice Areas
Criminal Law
Criminal Appeals, Drug Crimes, Expungement, Fraud, Gun Crimes, Internet Crimes, Sex Crimes, Theft, Violent Crimes
Collaborative Law, Contested Divorce, Military Divorce, Property Division, Same Sex Divorce, Spousal Support & Alimony, Uncontested Divorce
Military Law
Veteran's Benefits
  • Free Consultation
  • Credit Cards Accepted
Jurisdictions Admitted to Practice
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Western, Eastern, and Northern Districts of Oklahoma
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10th Circuit
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  • English: Spoken, Written
Professional Experience
Cannon Law Firm, PLLC
- Current
Judge Advocate
Judge Advocate General's Corps
- Current
Assistant Attorney General
Oklahoma Attorney General's Office
Litigation Division attorney handling complex torts and employment law cases for a variety of state agencies and department heads in state and federal court.
Assistant Public Defender
Oklahoma County Public Defender's Office
Handled all aspects of a felony docket, including jury trials, motion practice, investigations, and negotiation.
Assistant District Attorney
Garfield County District Attorney's Office
Handled all aspects of felony prosecution from assisting in coordination of investigations through jury trial.
Judge Advocate General’s Legal Center and School
JAG | Military Law
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Oklahoma City University School of Law
J.D. (2010)
Activities: National Trial Team and AAJ Trial Team
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University of Kansas
B.A. (2010) | English
Activities: Varsity Football lettermen
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Rising Star
Super Lawyers
40 Under 40
National Trial Lawyers Association
Recognition as top 40 under 40 in criminal defense
Professional Associations
10th Circuit Bar Association
- Current
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Judge Advocate General's Corps
Judge Advocate
- Current
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Oklahoma Criminal Defense Lawyers Assocation
- Current
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Oklahoma State Bar
- Current
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William J. Holloway American Inn of Court
- Current
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Articles & Publications
Investigative Detention, the Warrantless Seizure of Citizens
Oklahoma Bar Journal
Baxter a 'Warranted New Frontier"
Oklahoma Bar Journal
Speaking Engagements
A Night with the Justices: A Few Good Men, Oklahoma History Center
Oklahoma Supreme Court
Legal analysis of the movie A Few Good Men through the lens of the Uniform Code of Military Justice and other applicable military law.
Websites & Blogs
Cannon & Associates
John Cannon Attorney | Oklahoma City | Criminal Defense Lawyer | Family Law Attorney
Legal Answers
16 Questions Answered
Q. Can I get a court order to establish paternity?
A: Yes, you’re entitled to an answer to that question and the Court can order the test. You need an attorney to assist you through the process.
Q. Can my child's dad take him out of state if no legal papers have been signed?
A: He does not have the authority to take the child out of state. You should mutually or independent initiate a paternity suit in Oklahoma with the assistant of counsel.
Q. What can my niece do to get her child support that the judge ordered.
A: She needs to seek enforcement through the court with the assistance of counsel.
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Contact & Map
Cannon & Associates
2133 N. Kelly Avenue, Suite 100
Edmond, OK 73003
Telephone: (405) 657-2323
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