Dennis J. Quinn

4.5 (32 reviews )

Washington District of Columbia United States

Ethics and Professional Responsibility Law

Recognized in Best Attorney USA since 2021

202-310-5500 Website

About Dennis

Dennis J. Quinn is a top attorney recognized by Best Lawyers in the practice area(s) of Ethics and Professional Responsibility Law.Dennis J., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dennis J. is held by other top lawyers in the same geographic and legal practice area.

Dennis J. Quinn is a top attorney recognized by Best Lawyers in the practice area(s) of Ethics and Professional Responsibility Law.

Dennis J., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dennis J. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Ethics and Professional Responsibility Law

Education

The George Washington University

Awards & Recognition

Contact Me

Login Required

Please login to contact this attorney

Reviews

4.5 / 5

32 Reviews

1,066 Profile Views

Corey Kreiger

Jan 26, 2026

Absolutely Great! I couldn't be happier with the service from Dennis J. Quinn

Super helpful and professional staff at Dennis J. Quinn's office. Thanks again for everything you did for me! It was a long journey, but you made it much easier with your constant support and legal ex...

Samuel Braun

Jan 26, 2026

Really helpful and compassionate service from everyone at Dennis J. Quinn's firm

Everyone at Dennis J. Quinn's office in Washington was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt li...

Debbie Von

Jan 26, 2026

Outstanding experience with Dennis J. Quinn in Washington - truly the best legal team

If you're looking for someone who actually cares and will fight for you, go to Dennis J. Quinn. They helped me out big time with my Ethics and Professional Responsibility Law issue and kept me informe...

Harry Steuber

Jan 26, 2026

Simply amazing representation from Dennis J. Quinn's office during my recent legal matter

I was really stressed about my case in Washington, but Dennis J. Quinn made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every deta...

Sherri Stroman

Jan 26, 2026

Great people who truly care at Dennis J. Quinn - the best legal team in District of Columbia

Just wanted to say a huge thanks to Dennis J. Quinn and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without their c...