Skip links

Dennis Lieberman


Dennis Lieberman - FLR Legal - Dayton, OH

Dennis A. Lieberman

Office: 937-223-5200
Cell: 937-604-1725

Practice Areas

Criminal Defense Civil Litigation


Dennis A. Lieberman, Attorney at Law, brings 46 years of experience to Flanagan, Lieberman & Rambo. Dennis concentrates his practice in the areas of criminal law and civil litigation offering clients the knowledge and dedication they need for their legal matters. Dennis A. Lieberman earned his law degree at University of Dayton School of Law and has a proven track record in both criminal and civil litigation.

Dennis Lieberman has worked with prestigious firms such as Smith and Schnacke after graduating law school. Within a few years, Dennis and friends from law school started their own law firm of Lieberman, Landon, Gehres and Smith. In 1984 they merged with another firm and became the law firm of Flanagan, Lieberman, Hoffman and Swaim. After the death of several partners, the law firm is now Flanagan, Lieberman & Rambo. Dennis A. Lieberman is licensed to practice in Ohio and Indiana and is an active member of the following organizations: American Bar Association, Lawyers Club of Dayton, Ohio, Lawyers of Distinction, Miami Valley Trial Lawyers Association, Ohio Association of Criminal Defense Lawyers, National Academy of Criminal Defense Attorneys, Inc., National Association of Criminal Defense Lawyers, National Association of Distinguished Counsel, National Trial Lawyers, Ohio State Bar Association, Dayton Bar Association and Best of the Best Lawyers.

Dennis has received numerous awards: Access to Justice Community Advocacy Award for his work on death penalty cases, the MLK Holiday Celebration Humanitarian Award, Lifetime Achievement Award in the Montgomery County Democratic Party, County Chair of the Year Award from the Ohio Democratic Party, “Joe Friday” Award from the Kleptz YMCA, University of Dayton School of Law Distinguished Alumni Award, Top 100 Trial Lawyer in America the past three years and top ten in Ohio, Ohio Super Lawyer for the past 10 years as well as the Best Lawyers in America for over 25 years, named Lawyer of the Year for Best Lawyers in America in 2011, “Best in the Bar” by the Dayton Business Journal. Mr. Lieberman also has the highest rating in Martindale-Hubbell by his peers and judiciary as a preeminent lawyer.

Dennis has extensive community service as an Acting Judge in Vandalia Municipal Court, Trustee at Miami University, Adjunct Professor at the University of Dayton School of Law teaching trial practice and coaching the law school’s national mock trial team. He also is a volunteer at Northmont High School coaching the Northmont mock trial team and served as a Clayton Council member for 11 years.

In Dennis’ free time, he enjoys golf, traveling and spending time with his wife and 2 sons. For legal inquiries, Dennis Lieberman can be reached at 937-223-5200 and 937-604-1725. He is committed to providing clients with exceptional service and achieving the best possible outcomes for their legal needs.


  • Miami University 1975, B.A. Political Science and Sociology
  • University of Dayton School of Law, 1978, Juris Doctorate, Cum Laude
  • Dayton Business Journal “Best in the Bar”
  • Distinguished Alumnus, University of Dayton School of Law Community Advocacy
  • Award, Legal Aid of Western Ohio Humanitarian Award, MLK Celebration
  • AV Preeminent Rating by Martindale-Hubbell AV Preeminent Judicial Edition
  • American Trial Lawyers Association Top 100 Lawyers Best Lawyers in America
  • Ohio Super Lawyer
  • Best Lawyers, Lawyer of the Year NCCJ Humanitarian Award Common Pleas Court
  • Gideon Award Access to Justice Award
  • NAACP Community Service Award Lawyers of Distinction
  • Chair of Year Award 2007, Ohio Democrat Party NACDA Nationally Ranked Top Ten
  • Attorney AICLA 10 Best Attorneys
  • AICLA 10 Best “Client Satisfaction”
  • Dayton Area Broadcasters Hall of Fame “Community Services Award”
  • National Association of Criminal Defense Lawyers
  • Ohio State Bar Association
  • Dayton Bar Association
  • Ohio Association of Criminal Defense Lawyers
  • Indiana Bar Association
  • United States District Court for the Southern District of Ohio
  • United States District Court for the Northern District of Ohio
  • Ohio Supreme Court Sixth Circuit Court of Appeals
  • United States Supreme Court
  • United States District Court for the Southern District of Indiana.
  • Former Board Member at Miami University
  • Board Member of Temple Israel
  • Clayton Council Member
  • Trustee Temple Israel
  • Former Trustee, Miami University Hillel Former Trustee, Miami University
  • Former Member, Montgomery County Board of Elections
  • Former Chairman, Montgomery County Democratic Party
  • Former Member, Ohio Advisory Team Ohio Election Task Force
  • Former Board Member, Dayton Food Bank
  • Former Board Member, Suicide Prevention Center, Dayton, Ohio
  • Member, Ohio Electoral College (1996)
  • Founder, Legal Assistance to the Elderly, Dayton, Ohio (1977-1979)
  • Steering Committee Chairman, United Way of Dayton (1978)
  • Member, Dayton Council on Aging (1978)
  • Former Coach Pee Wee Football
  • Little League Legal Advisor Northmont High School Mock Trial
  • Ohio Supreme Court Commission of Counting Legal Education
  • Certified First Chair Death Penalty Lawyer
  • Former Acting Judge in Vandalia Municipal Court
  • Adjunct Professor at University of Dayton School of Law

Contact Mr. Lieberman

Dennis Lieberman Contact

What Our Clients are Saying

Personal and professional

Rikky Roberts

Great firm with great folks!

Daniel Thomas

The insiders Law Firm. If your situation requires access to governmental agencies & decision makers – R or D – this is your firm

Ed Stanek

Mr. Lieberman has represented my family, my business and I multiple times, and never let us down. This man has the power, the knowledge and the experience to make the odds work in your favor. If Dennis Lieberman can’t get you out of it, I don’t know who can! As a business owner I have this firm on speed dial and so should you.

Mazen Alhmaidat


Fill out the contact form and one of our team members will call you within 24 hours.



Your case matters to us. Our team of nine accomplished attorneys won't settle for less than you deserve. We have the knowledge experience and heart to make sure your voice is heard.