Attorney David Leon Smiling

The Law Offices of David L. Leon, PC founder David Leon offers a broad range of legal experience to assist Dallas, Texas clients through difficult matters ranging from complex business and estate planning needs to extensive immigration and personal injury solutions.

David brings a well-rounded educational background to his professional practice. He earned two undergraduate degrees from SMU. The first was in public relations and mass communication in 1992. In pursuit of this degree, he minored in business administration and anthropology. He completed his bachelor of arts in psychology a year later. In 1996, David earned his Juris Doctor from the SMU School of Law.

He is also a licensed health and life insurance agent in Texas.


  • Texas Bar Association, 1996
  • U.S. District Court, Northern District of Texas, 1997
  • U.S. District Court, Eastern District of Texas, 2000
  • New York State Bar Association, 2010
  • Texas Department of Insurance


  • State Bar of Texas
  • New York Bar Association
  • Texas Trial Lawyers Association
  • American Association of Justice
  • American Immigration Lawyers Association
  • Dallas Bar Association (Probate, Real Estate and Entertainment sections)
  • North Dallas Bar Association