HASBROOK & HASBROOK - Key Persons


Clayton T. Hasbrook

Job Titles:
  • Oklahoma Personal Injury Attorney
Clayton practices in the area of general litigation, with an emphasis on personal injury law. In 2005 Clayton graduated cum laude from the University of Oklahoma with a Bachelor of Business Administration degree in Economics. While at OU, he served as the academics chair, treasurer, and president of his fraternity and as treasurer for the University of Oklahoma Young Democrats. In 2008 Clayton earned his Juris Doctorate degree at the University of Oklahoma College of Law. He is admitted before all State Courts of Oklahoma and the Western District of Oklahoma. Clayton is a member of the Oklahoma Bar Association, Oklahoma County Bar Association, American Association of Justice, Oklahoma Association of Justice, Top 25 Motor Vehicle Trial Lawyers Association, and the National Trial Lawyers "Top 40 under 40." Focuses his practice on civil litigation. His primary emphasis is in the areas of personal injury, insurance law, and employment law. Outside of work, Clayton enjoys spending time with his wife and their three boys and two dogs. If a free weekend occurs from shuffling the kids around to their after-school activities, practices and games, Clayton is likely found toying around with one of his grills or smokers, or at at KCBS BBQ event as a Certified Judge.

Roellen G. Hasbrook

Roellen is a partner in the firm. She received a Bachelor of Science degree from the University of Oklahoma in 1975 and a Juris Doctorate degree from the University of Oklahoma Law School in 1978. She has been a member of the Oklahoma Bar Association since 1978.

T. David Hasbrook

David attended the University of Oklahoma and obtained his undergraduate degree in Psychology in 1975 and his law degree in 1978. He then served over four years on active duty with the United States Army as a lawyer in the Judge Advocate General's Corps. During this period, he gained valuable trial experience. After leaving active duty in 1982, David continued his military career in the United States Army Reserves until 2006, when he retired at the rank of Colonel. Most of David's practice involves representing people who are injured as a result of negligence. His cases are in both state and federal courts. He is admitted to practice before: all state courts in Oklahoma; the United States District Courts for the Northern, Eastern, and Western Districts of Oklahoma; the Tenth Circuit Court of Appeals; and, the United States Supreme Court. At times, he has been a member of the American Trial Lawyers Association, the Oklahoma Trial Lawyers Association, the American Bar Association, the Oklahoma County Bar Association, and the Oklahoma Association for Justice. Although David's practice is primarily in the injury law arena, his experience involves all aspects of civil litigation. In his initial practice of law in Oklahoma City, his emphasis was in business litigation, both for Plaintiffs and Defendants. He later found more satisfaction and enjoyment in helping injured individuals recover for their losses or damages. So, for the last twenty years, he has concentrated his practice in the areas of personal injury, insurance law, and employment law.