Johnny P. Papantonakis

“Whether it’s a small case or a big case, it’s always the biggest case in our client’s life.”

Accomplished Trial Attorney and Devoted Advocate

With an impressive legal career spanning over 20 years, Johnny P. Papantonakis has established himself as a formidable trial attorney with a proven record of success at both the state and federal level. Currently serving as counsel to Roberts Markland, LLP, Johnny’s remarkable expertise in litigation and his unwavering commitment to justice have not only led to numerous victories but have also resulted in the recovery of millions of dollars in damages for our clients.

What distinguishes Johnny from his contemporaries is his unique background as a criminal defense attorney. This experience has honed his skills in aggressive advocacy, which he employs effectively in representing personal injury and business litigation clients. His relentless pursuit of justice, combined with his strategic approach to litigation, consistently yields successful outcomes and maximizes compensation for his clients.

Johnny holds licenses in The Southern and Eastern Districts of Texas, further expanding his reach and impact in the field of law. His active involvement in prestigious associations such as the National Trial Lawyer’s Association, Texas Criminal Defense Lawyer’s Association, and the Harris County Criminal Lawyer’s Association attests to his dedication to his profession and his commitment to continual learning and networking. In recognition of his contributions, he also serves on the Thurgood Marshall School of Law Alumni Board.

Fluent in English, Greek, and Spanish, Johnny can seamlessly navigate multilingual environments, ensuring effective communication with a diverse range of clients. This linguistic ability enhances his accessibility and enables him to extend his services to a wider audience.

Outside the courtroom, Johnny is a devoted father to his children Xander (17) and Zoe (15). They enjoy quality family time, indulging in shared passions such as food, travel, sports (both watching and participating), and supporting Zoe’s shopping adventures. This balance between professional dedication and personal fulfillment embodies Johnny’s holistic approach to life.

In choosing Johnny P. Papantonakis as your attorney, you’re not just selecting a seasoned professional with a record of success; you’re choosing a dedicated advocate who will passionately fight for your rights and work tirelessly to ensure the best possible outcome for your case.



  • Stephen F. Austin State University – Undergrad
  • Thurgood Marshall School Of Law – JD


  • Southern District Of Texas
  • Eastern District Of Texas
  • Eastern District Of New York


  • H Magazine- Top Lawyers (as chosen by peers): 2008, 2009, 2010, 2013, 2015
  • H Magazine- Top Lawyers For The People: 2009, 2014, 2015, 2017
  • American Institute Of Criminal Law Attorneys- 10 Best Attorneys (Exceptional & Outstanding Client Service): 2016, 2017
  • Super Lawyers: 2017



What Our Clients Say About Us
Our Blogs
Filing A Houston Wrongful Death Action
Houston Wrongful Death Settlements
Houston Survival Actions Lawyer
Determining Negligence In Houston Wrongful Death Claims
Damages In Houston Wrongful Death Cases
Pilot And Flight Crew Error Lawsuits In Houston
Injuries Caused By Falling Luggage On Commercial Flights In Houston
Houston Turbulence And Bad Weather Injury Lawyer
Have questions about a case?