Gary D. Elliston is the senior founding partner of DeHay & Elliston, L.L.P. and specializes in the areas of toxic tort, commercial litigation, medical malpractice, professional and product liability litigation, including catastrophic and wrongful death injury cases. He is licensed to practice before the United States Supreme Court, Texas Supreme Court, U.S. District Courts for the Northern, Southern, Western and Eastern Districts of Texas, and the U.S. Court of Appeals Fifth Circuit.

He graduated cum laude from Howard Payne University in 1975, and is a Hatton W. Sumners Foundation Scholar, cum laude, from Southern Methodist University Law School in 1978. In 2007, he received an Honorary Doctorate of Humanities from Howard Payne University.

Elliston is respected throughout the United States for his distinguished career as a trial lawyer. He has been engaged in the trial of cases involving thousands of claimants involving multimillion dollar claims. He has served as a member of numerous professional, community and charitable organizations. A few representative organizations include: State Bar of Texas, Bar Association Fifth Circuit, Dallas Bar Association, Texas Association of Defense Counsel (Board of Directors, 1990 to 1991; 1997 to 1998; Trial Academy Director), International Association of Defense Counsel, Defense Research Institute, Dallas Association of Defense Counsel (President, 1994 to 1995), American Board of Trial Advocates, Texas Bar Foundation (Life Fellow), College of the State Bar of Texas, Howard Payne University Board of Trustees (1993 to 2002; Chairman, 2000 to 2002), Douglas MacArthur Academy of Freedom Board of Trustees (1993 to 2002), Baylor Oral Health Foundation (2006 to Present), Baylor Board of Regents (2006 to Present). He has been recognized multiple years as a Texas Super Lawyer and Best Lawyers in America.

Elliston endowed the Gary D. Elliston Moot Court Program at Howard Payne University. In addition, he serves as an adjunct professor at Baylor University’s Truett Seminary where he teaches a Rhetoric and the Art of Persuasion seminar.

Elliston is also a frequent lecturer and author on issues involving trial tactics, mass torts, and toxic tort litigation.