Attorney Sam Lock

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Attorney Sam H. Lock is a respected, committed and determined legal professional with more than two decades of experience practicing law in Central and South Texas. After earning a B.A. from Texas A & M University in 1995, Mr. Lock went on to attend St. Mary’s University School of Law. He graduated with his J.D. in 1998 and passed the Texas State Bar that same year.

Mr. Lock began his career as an Assistant Bexar County in 1999, and opened his law firm in 2000. He has served the citizens of State of Texas for 25 years.

Professional Memberships/Associations:

1. Board of Directors, Texas Criminal Defense Lawyers Association
2. Board of Directors, San Antonio Criminal Defense Lawyers Association
3. Member, American Inns of Court William Session Inn

Sam H. Lock has tried every type of criminal case, from murder to the most minor misdemeanor. He brings his legal knowledge, litigation skills and a personal touch to his representation of those accused of crimes. Largely because of his hands-on approach, Sam has been recognized four times by Texas Monthly as a "Rising Star" in the legal profession (2006, 2008, 2009, 2010 and 2011). He has been recognized in The Best Lawyers in America® for his work in criminal defense, white-collar criminal defense, and DUI/DWI defense. He was also named Best Lawyers® “Lawyer of the Year” for Criminal Defense: White-Collar in San Antonio in 2022 and 2026, and for DUI/DWI Defense in San Antonio in 2020. He has additionally been named one of San Antonio’s Best Lawyers by Scene in S.A. Monthly three times.

Sam frequently lectures at continuing legal education seminars, educating other attorneys on developments in the law, evidence, procedure and consequences of criminal convictions. He represents people from all walks of life and is firmly committed to fighting for his clients in courts throughout Texas.