Atty. Robert Patrick O'Brien

Atty. Robert Patrick O'Brien

Robert Patrick O'Brien is a lawyer practicing shipping, trucking law, admiralty and maritime law and 17 other areas of law. Robert received a B.A. degree from Johns Hopkins University in 1973, and has been licensed for 49 years.

Baltimore Baltimore 49 yrs experience 49 year
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Profile Summary

About Robert Patrick O'Brien at a glance

Robert Patrick O'Brien is a Partner based in Baltimore, Maryland, practicing at Niles, Barton & Wilmer, LLP. They have 49+ years of legal experience, licensed to practice since 1977. Their practice focuses on business, real estate, class action, litigation, and insurance. Admitted to practice in Maryland (1977), U.S. District Court District of Maryland (1977), U.S. Federal Court (1978), and U.S. Court of Appeals, Fourth Circuit (1980). Educated at Johns Hopkins University (B.A. Philosophy, 1973) and University of Maryland School of Law J.D. with honors University of Maryland School of Law J.D. 1977 Notes and Comments Editor University of Maryland School of Law J.D. Maryland Law Review Un (—). Recognitions include AV Preeminent. Active member of The Bar Association of Baltimore City Maryland State Bar Association American Bar Association Maritime Law Association of the United States Maritime Law Association Maritime Torts and Casualties Committee Defense Research Institute Trucking Law Committee. Serands clients in Baltimore, MD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Robert Patrick O'Brien is a lawyer practicing shipping, trucking law, admiralty and maritime law and 17 other areas of law
  • Robert received a B.A. degree from Johns Hopkins University in 1973, and has been licensed for 49 years
  • Robert practices at Niles, Barton & Wilmer, LLP in Baltimore, MD

Practice Areas Explained

Robert Patrick O'Brien's Areas of Practice

Each practice area below reflects the types of cases Robert Patrick O'Brien handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Robert Patrick O'Brien is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Maryland →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Robert Patrick O'Brien is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Maryland →

Class Action

Robert Patrick O'Brien is one of 26,424 class action attorneys indexed nationally. Browse class action attorneys in Maryland →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Robert Patrick O'Brien is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Maryland →

Insurance Law

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

Robert Patrick O'Brien is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in Maryland →

Jurisdictional Context

Why local counsel matters in Maryland

Practicing law in Maryland. Legal matters in Maryland are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Baltimore are typically filed in the local municipal court or the appropriate Maryland state district court, depending on subject matter and amount in controversy. An attorney licensed in Maryland brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Maryland courts without local counsel or pro hac vice admission.

Looking for additional Maryland attorneys? Browse all attorneys in Baltimore or all attorneys in Maryland.

Frequently Asked

Common questions about Robert Patrick O'Brien

Where is Robert Patrick O'Brien's law office located?
Robert Patrick O'Brien's law practice is located in Baltimore, Maryland. The firm is Niles, Barton & Wilmer, LLP. You can contact the office directly through this profile page.
What practice areas does Robert Patrick O'Brien handle?
Robert Patrick O'Brien focuses on business, real estate, class action, litigation, insurance. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has Robert Patrick O'Brien practiced law?
Robert Patrick O'Brien has 49+ years of legal experience and has been licensed since 1977.
Where did Robert Patrick O'Brien go to law school?
Robert Patrick O'Brien earned their education at (B.A. Philosophy, 1973); (—).
How can I contact Robert Patrick O'Brien for a consultation?
You can contact Robert Patrick O'Brien directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Robert Patrick O'Brien received?
Robert Patrick O'Brien's notable recognition includes: AV Preeminent.

Education

B.A. Philosophy
Johns Hopkins University
- 1973
University of Maryland School of Law J.D. with honors University of Maryland School of Law J.D. 1977 Notes and Comments Editor University of Maryland School of Law J.D. Maryland Law Review Un
- In Progress

Awards

AV Preeminent

Bar Admissions

Maryland
Admitted: 1977
U.S. District Court District of Maryland
Admitted: 1977
U.S. Federal Court
Admitted: 1978
U.S. Court of Appeals, Fourth Circuit
Admitted: 1980

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