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Results speak for themselves. From Murder to Drug Possession, Sean Buckley’s reputation is built on defending and winning the most challenging cases.

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"Sean Buckley has a remarkable talent for defending criminal cases in bold and creative ways. He beats the odds in the courtroom." – John H, former client exonerated in 2004

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For over fifteen years, Sean Buckley’s tenacity and professionalism have earned him the recognition and respect of judges, prosecutors, and the rest of the courthouse community.

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Trained for over a decade under two Texas legal legends: Racehorse Haynes & Dick DeGuerin.


Practice Areas

All State and Federal Cases Including:
  • Health Care Fraud
  • Wire Fraud and Mail Fraud
  • Conspiracy
  • Murder and Homicide
  • Assault
  • Drug Crimes
  • Money Laundering
  • Securities and Investment Fraud
  • Intoxication Offenses
  • Sex Crimes
  • Illegal Gambling
  • Immigration Offenses
  • Bankruptcy Fraud
  • Theft
  • Extortion and Racketeering
  • Arson and other Property Destruction
  • Injury to Children or Elderly
  • Wrongful Conviction Writs and Appeals
  • Property and Money Seizures
  • Civil Rights Violations


  • Superior track record in State and Federal Criminal Court.
  • Experience representing prominent clients including
    corporate executives, judges, politicians, doctors,lawyers,
    performing artists,law enforcement officers, and other
    high-profile members of the community.
  • Experienced in successfully managing local, national, and
    global media coverage. In past high-profile cases, favorably
    quoted by name in The New York Times, The Wall Street Journal,
    The Washington Post, Slate, The Guardian (UK), Vogue,
    Breitbart, The Houston Chronicle, The Dallas Morning News,
    The Austin American-Statesman, The Fort Worth Star-
    Telegram, and The Houston Press, among others. Favorably
    interviewed on camera by numerous local and
    national broadcast media outlets.
  • Experience winning numerous “Not Guilty” courtroom
    verdicts in the most serious criminal cases including
    Murder, Family Violence, and Drug Trafficking.
  • Apprenticed for five years under legendary criminal
    defense lawyer Dick DeGuerin and mentored for the previous
    five years by famed criminal defense trial lawyer
    Richard “Racehorce” Haynes.
  • Co-author, O’Connor’s Federal Criminal
    Rules and Codes (Jones McClure, Pub. Annual, 2010-present)
  • Recognized as a Texas “Super Lawyer” since 2013.
  • Recognized by the National Trial Lawyers as a
    “Top 100 Trial Lawyer” in Texas since 2016.
  • Included among Houstonia Magazine's "Top Lawyers" since 2014.
  • Alumnus of the prestigious University of Texas School
    of Law in Austin, Texas (Class of 1999).
  • Phi Kappa Phi (top 5% of graduating class,
    Auburn (Class of 1996)
  • Member, NACDL Federal Rules Committee, Washington, D.C.
  • Member, NACDL Task Force for Discovery Reform,
    Washington, D.C.
  • Board of Directors, Harris County Criminal Lawyers
    Association (2004-10)
  • Executive Committee, Harris County Criminal Lawyers
    Association (2006-07)
  • Member, National Eagle Scout Association
  • Member, American Mensa
Federal Criminal Rules and Codes Book
Co-Author Sean Buckley and the Jones McClure Publishing team have established O'Connor's Federal Criminal Rules and Codes as the only codebook in the United States with annotated Federal Rules of Criminal Procedure and Federal Rules of Evidence. The book also includes other federal rules, Title 18 U.S.C., and selections from many other U.S.C. titles that provide for offenses or relate to criminal procedure.



Sean Buckley’s determination to beat the odds for his clients has resulted in a long list of dismissals and victories over the last fifteen years. See Case Results. Some cases stand out for one reason or another. Sometimes because of the profound way the case impacts a client’s life, or other times because of something unique or unusual about the case itself. Here are just a few of Sean Buckley’s cases that have had a lasting impact on his career as a Criminal Defense Attorney.

Man free after 12 years for wrongful conviction

Litigation 12 Dec 2004

Man Free after 12 years of wrongful convictiond

valero shooter acquitted

Litigation 7 Dec 2011

Jury finds shooter in 210 Valero killing "Not Guilty"

alligator case dismissed

Litigation 5 Oct 2009

Charges dismissed against 2 Pasadena men charged with killing a 600-pound gator.