Clark S. Willingham

Clark S. Willingham

Of Counsel
Dallas, Texas

Clark S. Willingham is engaged in estate planning and taxation, handling the formation and governance of business entities, real estate transactions and governmental relations in Washington, D.C and Austin.

Mr. Willingham was born in Houston, Texas in 1944.  He received an Accounting degree from Texas Tech University in 1967  He received his Juris Doctor Degree from the Dedman School of Law at SMU in 1971 and his LLM in Taxation in 1984. He was admitted to the State Bar of Texas in 1971.  Mr. Willingham is a member of the American Law Institute, the American Bar Association, the State Bar of Texas and the Dallas Bar Association.  His pro bono work currently includes being Chairman of the Texas Ranger Law Enforcement Association, Vice-Chair of the Texas Agricultural Land Trust and Treasurer of the National Cattlemen's Foundation.

Areas of Practice

  • Estate Planning
  • Taxation
  • Government Relations
  • Business Organization & Operations

Bar Admissions

  • Texas, 1971
  • U.S. Court of Federal Claims
  • U.S. Tax Court
  • U.S. Supreme Court


  • Southern Methodist University School of Law, Dallas, Texas
    • J.D., Doctor of Jurisprudence - 1971
  • Texas Tech University, Lubbock, Texas
    • B.B.A., Bachelor of Business Administration - 1967

Professional Associations and Memberships

  • American Law Institute
  • American Bar Association
  • State Bar of Texas
  • Dallas Bar Association