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David J. Marquardt
About David
Biography
Since earning his law degree in 2004, David has dedicated his practice to all areas of family law. He has extensive experience with a wide range of matters, including divorce, property division, financial support, child custody, and protective orders.
David understands that family law clients are often navigating some of the most challenging times in their lives. With this in mind, he is deeply committed to guiding people toward a more stable and hopeful future. He strives to resolve issues amicably whenever possible, while also preparing each case thoroughly in the event that litigation becomes necessary.
A lifelong resident of Montgomery County, Maryland, David graduated from the University of Miami School of Law in Coral Gables, Florida, after earning his Bachelor of Arts from the University of Richmond in Virginia. He takes pride in serving his home community and helping local families through difficult transitions.
David has earned the distinguished AV Preeminent rating from Martindale-Hubbell, recognizing the highest level of ethical standards and legal ability. He has also been listed in Super Lawyers magazine and named in Best Lawyers in America. Outside the office, he enjoys spending time with his children, playing soccer, trying every new Oreo flavor, and volunteering with local charities.
Practice Areas
2
Practice Areas
Fees and Rates
Cost
Payment Methods
- Cash
- Credit Card
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Chat withLicenses
Licensed in District of Columbia for 16 years
State: District of Columbia
Acquired: 2009
No misconduct found
Licensed in Maryland for 19 years
State: Maryland
Acquired: 2006
No misconduct found
Licensed in Virginia for 20 years
State: Virginia
Acquired: 2005
No misconduct found
Location
DM Family Law
9123 Old Annapolis Road, Suite 209, Columbia, MD, 21045
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David J. Marquardt's Reviews
Avvo Review Score
28 Client Reviews
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Practice Areas
What Clients Mention
Showing 1 - 5 of 28 reviews
Posted by anonymous | March 30, 2026 | Hired Attorney | Divorce & Separation
Inefficient and delayed divorce
David forgot to submit key documents for my divorce (prenup agreement etc) - I had sent them to him when i first hired him. He then had to submit the documents later which delayed my divorce. To add insult to injury, he charged me for the time he took to correct his mistake. However, hiring him sa...
Posted by anonymous | July 15, 2024 | Hired Attorney | Child Support
Knowledgeable, Effective, and Efficient
David worked with me to settle a child support matter that had been ongoing. I had been working with another attorney and had not made any progress. Once I switched over to David, my case was quickly resolved. Whenever I had a question or concern and I reached out, I got an immediate response. His ra...
Posted by anonymous | February 22, 2024 | Hired Attorney | Divorce & Separation
Disappointed all around
David didn't respond quickly once hired and dragged my divorce out for much much longer than needed. Additionally his guidance wasn't helpful and he didn't fight for me. I would not use him again.
Posted by anonymous | October 27, 2023 | Hired Attorney | Lawsuits & Disputes
Thank you David!
David displayed an exceptional level of professionalism as he meticulously analyzed all the pertinent details of my case. He consistently made himself accessible and exhibited great patience in thoroughly explaining the various options available to me. As a result, he ultimately achieved a triumphant...
Posted by anonymous | May 26, 2023 | Hired Attorney | Divorce & Separation
Underwhelming
David worked on my divorce and to be honest I have no clue what he did. I got random text messages which ate up my retainer. At my first herring I was bullied by the Judge and David to take a deal I couldn't afford. Right after he filed to remove himself from my case. While he was working on my cas...
David J. Marquardt's Lawyer Endorsements
"Excellent family law attorney who is dedicated to client success."
"David Marquardt is an excellent family law attorney and a highly skilled litigator. I strongly endorse Mr. Marquardt."
"Mr. Marquardt is a knowledgeable and experienced attorney that provides excellent representation for his clients in all family law cases. I wholeheartedly endorse this attorney."
"Mr. Marquardt is an excellent attorney with experience in all family law matters. He is a strong advocate for all his clients, and brings a wealth of knowledge to all his cases. I strongly recommend him."
"I had a case where David was the opposing counsel. We were able to work things out by agreement. He was competent, responsive and an excellent advocate for his client. He has become my go to referral for cases in Virginia. I highly recommend David Marquardt."
"I endorse this lawyer. Dave is a very skilled and knowledgeable family law practitioner. I feel confident referring people to him for divorce, custody and domestic relations matters as I know they are in good hands."
"I endorse this lawyer. David Marquardt is an experienced, dedicated family law attorney and I highly recommend him to anyone with a family law matter."
"David is an experienced and well-respected attorney. He is dedicated and passionate in representing his clients. I endorse him for any kind of family law matter you may have."
"David is a talented and dedicated attorney who is well versed in the area of family law. I endorse this attorney."
"David is an experienced and thorough family law attorney with a wealth of knowledge of practice in Fairfax and throughout Northern Virginia. He has a great reputation in the legal community and I highly recommend him to anyone in need of a family law attorney."
"David brings a wealth of knowledge to the table in his role as a family law attorney. A smart and confident attorney, I'm happy to endorse him."
"Mr. Marquardt is an experienced family law attorney. I would recommend him to anyone needing assistance with a family law issue in the Fairfax area."
"Mr. Marquardt is a skilled advocate and excellent family law attorney. I highly endorse Mr. Marquardt."
"Dave comes to our firm with a great deal of experience in all matters related to family law. He is knowledgeable, well-spoken, and easily meets clients' needs. I highly endorse him for all family law matters."
"David is an experienced and dedicated attorney. His court room experience is a great asset. I would recommend David to anyone who needs assistance with a family law matter."
"Mr. Marquardt is an excellent attorney. He has an impressive knowledge of the law and is a skilled negotiator. I give him my highest endorsement."
"An outstanding divorce attorney, Mr. Marquardt receives my highest possible endorsement."
"David Marquardt is a skilled and dedicated family law attorney. I highly recommend David to anyone facing a divorce or custody battle in Fairfax County or Northern Virginia."
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Experience
Honors
2025
Elite Lawyer, Elite Lawyer
2025
AV - Preeminent, Martindale-Hubbell
2024
Super Lawyer, Super Lawyers
2023
Super Lawyer, Super Lawyers
2022
Super Lawyer, Super Lawyers
2021
Super Lawyer, Super Lawyers
2021
Client Reviewed, Martindale-Hubbell
2021
AV-Preeminent, Martindale-Hubbell
2020
Super Lawyer, Super Lawyers
2017
Rising Star, Super Lawyers
2017
AV - Preeminent, Martindale-Hubbell
2016
Rising Star, Super Lawyers
2015
Rising Star, Super Lawyers
2015
AV - Preeminent, Martindale-Hubbell
2014
Rising Star, Super Lawyers
2013
Rising Star, Super Lawyers
2012
Rising Star, Super Lawyers
Work Experience
2018 - Present
Founder/Divorce & Family Law Attorney, DM Family Law
2016 - 2018
Partner, Duff Kronfeld & Marquardt P.C.
2011 - 2015
Attorney, The Duff Law Firm, PC
Associations
Maryland State Bar Association
Member
Bar Association of Montgomery County
Member
Howard County Bar Association
Member
Fairfax Bar Association
Member
Frederick Bar Association
Member
Education
2004
University of Miami School of Law
JD - Juris Doctor
2001
University of Richmond
BA
Publications
2025
2025
2025
2025
DM Family Law
Legacy of Education Scholarship
2025
DM Family Law
Testimonials
2025
DM Family Law
Recent Blog Posts
Languages
English