Atty. John J. Murphy III

Atty. John J. Murphy III

Founding Member, Walker & Murphy, LLP, 2004—. Baltimore Magazine, 2009, 2010 and 2011 List of "Rising Stars" in the Legal Profession.

Rockville Rockville 27 yrs experience 27 year
Call (240) 982-2744 Book Appointment

Profile Summary

About John J. Murphy III at a glance

John J. Murphy III is a Member based in Rockville, Maryland, practicing at Walker, Murphy & Nelson, LLP. They have 27+ years of legal experience, licensed to practice since 1999. Their practice focuses on medical malpractice and litigation. Admitted to practice in Maryland (1999), District of Columbia (1999), U.S. District Court, District of Maryland and U.S. District Court for the District of Columbia (2000), and U.S. Court of Appeals, Fourth Circuit (2008). Educated at Columbus School of Law of The Catholic University of America (J.D., 1998) and George Washington University (B.S., 1995). Recognitions include AV Preeminent. Active member of Montgomery County Bar Association (Member, Ethics Committee) Maryland State Bar Association (Co-Chair, Planning Committee Member, Budget and Finance Committee Past Member, Board of Governors Past Treasurer, Young Lawyers Section Past. Serands clients in Rockville, MD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Founding Member, Walker & Murphy, LLP, 2004—
  • Baltimore Magazine, 2009, 2010 and 2011 List of "Rising Stars" in the Legal Profession
  • Associate, Goodell, DeVries, Leach & Dann, LLP, 2002-2004
  • Associate, McCarthy Wilson, 1999-2002
  • Clerk, District of Columbia Court of Appeals, 1998-1999

Practice Areas Explained

John J. Murphy III's Areas of Practice

Each practice area below reflects the types of cases John J. Murphy III handles, with a brief overview of what that area of law covers.

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

John J. Murphy III is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Maryland →

Civil Litigation

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

John J. Murphy III is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Rockville 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 Rockville or all attorneys in Maryland.

Frequently Asked

Common questions about John J. Murphy III

Where is John J. Murphy III's law office located?
John J. Murphy III's law practice is located in Rockville, Maryland. The firm is Walker, Murphy & Nelson, LLP. You can contact the office directly through this profile page.
What practice areas does John J. Murphy III handle?
John J. Murphy III focuses on medical malpractice, litigation. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has John J. Murphy III practiced law?
John J. Murphy III has 27+ years of legal experience and has been licensed since 1999.
Where did John J. Murphy III go to law school?
John J. Murphy III earned their education at (J.D., 1998); (B.S., 1995).
How can I contact John J. Murphy III for a consultation?
You can contact John J. Murphy III 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 John J. Murphy III received?
John J. Murphy III's notable recognition includes: AV Preeminent.

Education

J.D.
Columbus School of Law of The Catholic University of America
- 1998
B.S.
George Washington University
- 1995

Awards

AV Preeminent

Bar Admissions

Maryland
Admitted: 1999
District of Columbia
Admitted: 1999
U.S. District Court, District of Maryland and U.S. District Court for the District of Columbia
Admitted: 2000
U.S. Court of Appeals, Fourth Circuit
Admitted: 2008

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