United States Supreme Court
United States Court of Appeals, Sixth Circuit
United States Court of Appeals, Ninth Circuit
U.S. Federal District Court, Southern District of California
U.S. Federal District Court, Northern District of Ohio
U.S. Federal District Court, Southern District of Ohio
Ohio Court of Claims
Bachelor of Arts – University of Cincinnati, 2007, Honors
Juris Doctor – University of Dayton, 2010

Martindale-Hubbell AV Preeminent – 2016, 2017, 2018

Super Lawyers Rising Stars – 2018


Dayton Bar Association
Dayton Bar Association Civil Trial Practice Committee
Dayton Bar Association Committee on Bar Exam and Qualifications (Vice Chair)
Ohio State Bar Association
Ohio Association for Justice
American Association for Justice
Miami Valley Trial Lawyers Association

Jack R. Hilgeman, ESQ.

Attorney Jack R. Hilgeman graduated from the University of Cincinnati with Honors in 2007, majoring in Political Science, and received his Juris Doctorate from the University School of Law in 2010.  He is a member of the Dayton Bar Association, Ohio State Bar Association, Miami Valley Trial Lawyers Association, the Ohio Association of Justice and the American Association of Justice.  Mr. Hilgeman serves as the Vice Chair for the Dayton Bar Association Bar Examination Character and Fitness Committee and is a member ofthe Civil Trial Practice Committee.  He also participates in the Dayton Volunteer Lawyers Project which provides pro bono legal services to benefit those with limited financial resources. 

Mr. Hilgeman concentrates his practice in the areas of personal injury, medical malpractice, nursing home negligence and product liability. He is recognized by Martindale-Hubbell as an AV Preeminent attorney (highest peer rating standard which signifies that peers rank him at the highest level of professional excellence for legal knowledge, communication skills and ethical standards) and a Super Lawyers Rising Star (less than 2.5% of all attorneys in Ohio under the age of 40).  Mr. Hilgeman is also rated as a Top Attorney by AVVO (10.0/10.0) and has received the AVVO Client’s Choice Award and Martindale-Hubbell’s Client Distinction Award for client satisfaction.  He has obtained more than $7,000,000 on behalf of his clients.  


Mr. Hilgeman is admitted to practice in the state courts of Ohio and California, the United States District Courts for the Northern and Southern Districts of Ohio, the United States District Court for the Southern District of California, the United States Courts of Appeal for the Sixth Circuit and Ninth Circuit, and the United States Supreme Court.  Mr. Hilgeman has also represented clients in Multi-District Litigation regarding product liability claims in various federal courts throughout the country.  


Mr. Hilgeman previously spent time in the Montgomery County Prosecutor’s Office and with a mid-sized Plaintiff’s firm in Dayton, Ohio. Additionally, Mr. Hilgeman worked for a small law firm in San Diego, California, where his practice focused on civil litigation and criminal defense.

Mr. Hilgeman currently resides in the Dayton, Ohio, area with his wife, Danielle and son, Reis.

About Cowan & Hilgeman Law

Cowan & Hilgeman has provided legal services for clients in Dayton and Southern Ohio for over 20 years. We allow clients to concentrate all of their legal needs and demands within one firm by having over 70 years combined professional experience. It is our goal to stand behind our pledge "be a name, not a number" ensuring our full commitment to every case.