About
Dennis F. Feeney is a New Jersey family law lawyer at Greenbaum Rowe Smith & Davis LLP who practices exclusively in family law mediation and litigation. He handles divorce, child custody, child support, spousal support, domestic violence, asset valuation, prenuptial agreements, settlement agreements, and appeals. He represents clients in financially complex matrimonial matters throughout New Jersey. He is a trained mediator who addresses disputes arising before and after judgments. He serves on five county rosters as a Rule 1:40 Qualified Mediator for economic family law matters.
Dennis earned his B.A. from Rutgers, The State University of New Jersey, in 1999. He received his J.D. from Seton Hall University School of Law in 2008. He gained admission to the New Jersey and New York bars in 2009. He served as a judicial intern to the Honorable Richard C. Camp in 2006. He later clerked for the Honorable Thomas P. Zampino from 2008 through 2009. Before law school, he worked five years in financial services, strengthening his ability to analyze economic issues in divorce cases.
Dennis has been appointed as an arbitrator by the Superior Court of New Jersey. He volunteers on matrimonial early settlement panels in Essex and Morris counties. He belongs to state and county bar associations, the Family Law Section, and the Barry Croland Family Law American Inn of Court. He has served on the New Jersey Supreme Court District Ethics Committee for District VC. His committee work involved investigating and prosecuting alleged attorney ethics violations. He has presented continuing legal education programs and authored published legal scholarship.
Dennis F. Feeney brings disciplined preparation, financial insight, and practical judgment to emotionally demanding family disputes. He has appeared in The Best Lawyers in America for Family Law since 2021 and for Family Law Mediation in 2025. He was listed among New Jersey Rising Stars in 2013 and from 2017 through 2019. He became a partner in 2025. His experience as a mediator, litigator, arbitrator, and ethics committee member supports balanced and informed advocacy. He helps clients understand difficult choices while preparing them for the legal process and life after a dispute.
Law Office Affiliations
- Partner, Greenbaum Rowe Smith & Davis LLP
- Member, New Jersey State Bar Association, Family Law Section
- Member, Essex County Bar Association
- Member, Morris County Bar Association
Licensed State
- New Jersey
- New York
Education
- Seton Hall University School of Law
Juris Doctor (JD) - Rutgers, The State University of New Jersey
Bachelor of Arts (BA)


- Adoption
- Alimony
- Child Custody
- Child Support
- Divorce & Separation
- Domestic Violence
- Guardianship
- Marriage & Prenuptial Agreements




