Atty. Jonathan Walter Gannon

Atty. Jonathan Walter Gannon

Jonathan Walter Gannon is a lawyer practicing litigation. Jonathan received a B.A. degree from College of the Holy Cross in 1995, and has been licensed for 25 years.

Washington Washington 25 yrs experience 25 year
Call (202) 738-1866 Book Appointment

Profile Summary

About Jonathan Walter Gannon at a glance

Jonathan Walter Gannon is an U.S. Dept. of Justice based in Washington, District of Columbia. They have 25+ years of legal experience, licensed to practice since 2001. Their practice focuses on litigation. Admitted to practice in Virginia (2001) and District of Columbia (2001). Educated at Vanderbilt University (J.D., 2000) and College of the Holy Cross (B.A., 1995). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jonathan Walter Gannon is a lawyer practicing litigation
  • Jonathan received a B.A. degree from College of the Holy Cross in 1995, and has been licensed for 25 years
  • Jonathan practices in Washington, DC

Practice Areas Explained

Jonathan Walter Gannon's Areas of Practice

Each practice area below reflects the types of cases Jonathan Walter Gannon handles, with a brief overview of what that area of law covers.

Civil Litigation

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

Jonathan Walter Gannon is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia 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 District of Columbia courts without local counsel or pro hac vice admission.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Jonathan Walter Gannon

Where is Jonathan Walter Gannon's law office located?
Jonathan Walter Gannon's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Jonathan Walter Gannon handle?
Jonathan Walter Gannon focuses on litigation. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Jonathan Walter Gannon practiced law?
Jonathan Walter Gannon has 25+ years of legal experience and has been licensed since 2001.
Where did Jonathan Walter Gannon go to law school?
Jonathan Walter Gannon earned their education at (J.D., 2000); (B.A., 1995).
How can I contact Jonathan Walter Gannon for a consultation?
You can contact Jonathan Walter Gannon 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.

Practice Areas

Education

J.D.
Vanderbilt University
- 2000
B.A.
College of the Holy Cross
- 1995

Bar Admissions

Virginia
Admitted: 2001
District of Columbia
Admitted: 2001

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