J. Kent Mathewson



J. Kent Mathewson has winning verdicts in more than seventy cases for a wide variety of clients ranging from product manufacturers, physicians, and law firms, to the Chicago White Sox Baseball Club. He has successfully represented at trial both plaintiffs and defendants in a variety of business, commercial, and intellectual property disputes in state and federal courts.

As part of his frequent defense of professional negligence and product liability claims, he has developed special expertise in the defense of ophthalmologists and ophthalmic device manufacturers, having obtained over thirty successful jury verdicts in such matters alone.

In recent years, Mr. Mathewson has continued an active trial practice in a variety of jurisdictions and achieved victories in jury cases saving his clients over $40 million in requested damages.

In 2016, Mr. Mathewson received the Defense Achievement Award from Jury Verdict Reporter. This award honors elite defense lawyers for consistently delivering exceptional results for their clients in high-verdict potential jury trials.

In 2006, based on his trial success, Mr. Mathewson was named Attorney of the Year in Illinois by American Physicians Assurance. Mr. Mathewson successfully tried six jury cases in state and federal courts ranging from allegations of business torts and breach of contract to medical malpractice cases involving ophthalmology, emergency medicine, stroke and vascular disease. In the same year he also obtained summary judgment in the defense of a legal malpractice case seeking in excess of $30 million in damages.

His litigation expertise has led to invitations to speak before various professional groups, including the American Academy of Ophthalmology, the Illinois Society of Eye Physicians and Surgeons, the New England Ophthalmological Society, and the Chicago Bar Association.

Mr. Mathewson has been named a “Leading Lawyer” since 2004 by the Leading Lawyers Network in the areas of Commercial Litigation, Medical Malpractice Defense Law, and Products Liability Defense Law. He has also been annually recognized as a “Super Lawyer” by the Super Lawyers Magazine in the area of Civil Litigation Defense since 2006. He was recently identified as one of the top ten product liability lawyers in Illinois, and one of the top ten medical malpractice defense lawyers in the state.

Mr. Mathewson is one of the founding partners of Donohue Brown. He was previously a partner with Baker & McKenzie, after he received his law degree from The University of Chicago School of Law. He received his undergraduate degree with honors from Dartmouth College.

He is a former President of the Trial Lawyers Club of Chicago and has served as Chairman of the firm’s Management Committee. Mr. Mathewson also is a member of the Colorado Bar.

Mr. Mathewson is also active in the community. He has served as a member and as the Chairman of the Winnetka Community House Board of Governors and as a member of the school board at the School of Saints Faith, Hope and Charity. He also served on the Board of Directors of the Loyola Academy Hockey Club.

In his spare time, Mr. Mathewson enjoys playing hockey, golf and tennis, and skiing with his family.



  • J.D., University of Chicago School of Law, 1982
  • B.A., Dartmouth College, cum laude and with distinction, 1979


  • Defense Achievement Award from Jury Verdict Reporter (2016)
  • Illinois Super Lawyer in Civil Litigation Defense (2006 – 2020)
  • Leading Lawyers Network Member selected by peers in Commercial Litigation, Medical Malpractice Defense Law, and Products Liability Defense Law (2020)
  • American Physicians Assurance Attorney of the Year in Illinois
  • Trial Lawyer Club of Chicago (Past President)


  • Illinois
  • Colorado
  • U.S. District Court for the Northern District of Illinois


Plaintiff v. Defendant General Surgeon

08/02/2019 Client:

Defendant General Surgeon


Verdict for Defense.

John M. McGarry and Laura Coffey Ieremia of DBMS successfully defended a general surgeon in Lake County at trial against allegations of performing a non-indicated double bowel resection during a ...


Plaintiff v. Defendant General Surgeon

04/17/2019 Client:

Defendant General Surgeon


Verdict for the Defense.

DBMS attorneys J. Kent Mathewson and Laura C. Ieremia successfully obtained a verdict in favor of a general surgeon in a wrongful death action brought by the 36-year-old decedent’s husband. ...


In the news

Kent Mathewson shares litigation insights at joint conference for Illinois Society of Eye Physicians & Surgeons and Chicago Ophthalmological Society

Kent Mathewson shared insights on medical malpractice litigation and the lifecycle of a case at the 15th annual joint conference ...

Kent Mathewson as featured speaker and guest of honor at a recent New England Ophthalmology Society meeting in Boston

Kent Mathewson was a featured speaker and Guest of Honor at the Meeting of the New England Ophthalmology Society in ...