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Experienced San Diego Trial Lawyers


Anna Yum (Of Counsel)

Anna Yum is a premiere criminal defense and DUI attorney in San Diego. Ms. Yum is licensed to practice in state and federal court in both the Southern and Central Districts of California. She is also licensed to practice law in the state of Illinois.

Ms. Yum has successfully represented clients on charges ranging from serious and/or violent offenses such as rape/sexual assault, child molest, murder, attempted murder, “criminal street gang” cases, robbery, felony offenses with firearm enhancements, domestic violence with great bodily injury enhancements, etc. to lower-level offenses including driving under the influence, theft-related offenses, narcotics cases, probation violations, and much more. Ms. Yum has successfully tried a multitude of jury and bench trials to verdict.

Many of her high-profile cases have been recognized and highlighted by the media. Ms. Yum is also regularly called upon and trusted by Fox News, HLN/CNN, Discover ID, KUSI, Fox 5, and many more to provide legal commentary for the top headline cases.

Prior to opening her law practice, Ms. Yum gained invaluable experience as a prosecutor at the Riverside County District Attorney’s Office. During her tenure at the District Attorney’s office, Ms. Yum was promoted very quickly and she conducted dozens of jury trials. She prosecuted a wide variety of complex criminal matters including Domestic Violence, General Felonies, Grand Theft Auto, Career Criminal, Criminal Street Gangs, and Sexual Assault/Child Abuse. Ms. Yum’s hard work and talent did not go unnoticed as she garnered several accolades including a nomination for Misdemeanor Deputy District Attorney of the Year and Employee of the Month on several occasions.


  • Northwestern University, ranked 12th in the country, with a Bachelor of Science in Communications Studies and International Studies
  • University of San Diego School of Law, Juris Doctor (J.D.)
    • While at law school, Ms. Yum was inducted into the prestigious Order of Barristers, a national organization which recognizes the best oral advocates in her graduating class.
    • Also, Ms. Yum obtained a prestigious judicial externship with Senior Federal Court Judge Robert M. Takasugi in the Central District of California.


  • Super Lawyers 2016
  • Super Lawyers Rising Star 2015 – which recognizes no more than the top 2.5% attorneys under 40 in the state of California
  • The National Trial Lawyers: Top 100 Trial Lawyers
  • The National Trial Lawyers: Top 40 Under 40
  • Avvo.com Client’s Choice Award in 2013, 2014, and 2015
  • Avvo.com rating of 10.0 out of 10.0 as a Top Attorney practicing Criminal Defense based upon client reviews and peer endorsements
  • American Society of Legal Advocates 2015 Top 40 Criminal Defense Lawyers Under 40 in the State of California
  • 2011 San Diego Metro Magazine Top DUI Attorneys in San Diego
  • Finalist for 2011 San Diego Daily Transcript Top Young Attorneys


  • San Diego Criminal Defense Lawyer’s Club. This is a highly selective and exclusive organization comprised of only the top criminal defense attorneys in San Diego. The CDLC is extended to members by invitation only and the selection process is based upon fellow peer endorsements in the San Diego legal community.
  • San Diego County Bar Association
  • Criminal Defense Bar Association of San Diego
  • State Bar of California
  • Illinois State Bar Association

My Practice Areas of Expertise

Contact Info

Phone #: 619-702-8623

Email: dmg@gilleonlawfirm.com


Free Initial Consultation


Client Testimonials

  • Daniel Gilleon was so easy to work with and helped me get results fast. Thanks for everything Daniel!

  • Dan Gilleon was the only attorney I could find to take on a company as big and powerful as my employer. And when it was done he had them crying uncle!

  • Very concerned professionals all the way. We are very pleased how Gilleon handled our San Diego car accident case. From us to your entire staff, thank you.

  • This is the best personal injury lawyer in San Diego. I got into a car accident while driving in downtown San Diego. I suffered a neck injury. I was going to be out work and lose my personal pay. The insurance company didn’t want to pay. I hired this San Diego personal injury lawyer in San Diego and they made sure I got paid. Thank you guys.

  • Dan Gilleon’s proficiency and knowledge in the practice of law, coupled with his expert negotiation skills are a sincere comfort to his clients when tenuous and legal matters arise.

  • Dan worked diligently for months to resolve my case, which ended up in court. We won twice what we originally asked for. I am very pleased!

  • Dan Gilleon is the Attorney you want in your court when facing legal issues.

  • In life, you meet a few people that really change it for the better, one such person is Dan Gilleon. I have Complex Regional Pain Syndrome (CRPS) and Dan took this difficult personal injury case, which could have gone either way on a decision. From day one Dan started working meticulously and never stopped working until we received just compensation. If you want a smart, honest, non-stop bulldog, there’s only one man I would recommend- Dan Gilleon. I can’t thank him enough.

  • I fully knew what to expect and was informed every step of the way.

    – Shannon F.
  • I received a great settlement, things moved quickly, and they still keep in contact with me to see how I am doing. Really great law firm.

    – Anonymous