Atty. John Frederick Sinclair

Atty. John Frederick Sinclair

Mr. John Frederick Sinclair is a lawyer practicing criminal defense, civil litigation, civil rights and 2 other areas of law.

Alexandria Alexandria 58 yrs experience 58 year
Call (571) 638-5090 Book Appointment

Civil Litigation & More Attorney · Serving Alexandria, VA · 58+ Years Experience

Profile Summary

About John Frederick Sinclair at a Glance

John Frederick Sinclair is a Member based in Alexandria, Virginia, practicing at J. Frederick Sinclair, P.C.. They have 58+ years of legal experience, licensed to practice since 1968. Their practice focuses on criminal defense, litigation, civil rights, and appellate. Admitted to practice in Virginia (1968), District of Columbia (1969), U.S. District Court for the District of Columbia and U.S. Court of Appeals for the District of Colum (1969), and U.S. District Court, Eastern District of Virginia (1971). Educated at Georgetown University (J.D. Tax, 1968) and Georgetown University (B.S.B.A. Tax, 1965). Recognitions include AV Preeminent. Active member of Virginia State Bar (Member, Board of Governors, Criminal Law Section, 1981-1985) The District of Columbia Bar National Association of Criminal Defense Lawyers Emeritus Member of George Mason American Inn of Court. Serves clients in Alexandria, VA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John Frederick Sinclair

  • Mr. John Frederick Sinclair is a lawyer practicing criminal defense, civil litigation, civil rights and 2 other areas of law
  • John received a B.S.B.A. degree from Georgetown University in 1965, and has been licensed for 58 years
  • John practices at J. Frederick Sinclair, P.C. in Alexandria, VA

Practice Areas Explained

John Frederick Sinclair's Areas of Legal Practice

Each practice area below reflects the types of cases John Frederick Sinclair handles, with a practical overview of what that area of law involves and how it may apply to your situation in Alexandria.

Criminal Defense in Alexandria

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

John Frederick Sinclair is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Virginia →

Civil Litigation in Alexandria

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

John Frederick Sinclair is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Virginia →

Civil Rights in Alexandria

Civil rights attorneys for discrimination, police misconduct, constitutional rights, and civil liberties cases.

John Frederick Sinclair is one of 69,634 civil rights attorneys indexed nationally. Browse civil rights attorneys in Virginia →

Appellate Practice in Alexandria

Appellate attorneys for civil and criminal appeals at state and federal court.

John Frederick Sinclair is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in Virginia →

Jurisdictional Context

Why Local Counsel Matters in Alexandria

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

Alexandria Courts and Legal Process

Choosing a Alexandria-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Virginia attorneys? Browse all attorneys in Alexandria or all attorneys in Virginia.

Frequently Asked

Common Questions About John Frederick Sinclair

Where is John Frederick Sinclair's law office located?
John Frederick Sinclair's law practice is located in Alexandria, Virginia. The firm is J. Frederick Sinclair, P.C.. You can contact the office directly through this profile page.
What practice areas does John Frederick Sinclair handle?
John Frederick Sinclair focuses on criminal defense, litigation, civil rights, appellate. Each practice area listed reflects experience handling cases of that type in Virginia.
How long has John Frederick Sinclair practiced law?
John Frederick Sinclair has 58+ years of legal experience and has been licensed since 1968.
Where did John Frederick Sinclair go to law school?
John Frederick Sinclair earned their education at (J.D. Tax, 1968); (B.S.B.A. Tax, 1965).
How can I contact John Frederick Sinclair for a consultation?
You can contact John Frederick Sinclair 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 Frederick Sinclair received?
John Frederick Sinclair's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Alexandria Choose John Frederick Sinclair

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish John Frederick Sinclair's practice in the field of criminal defense, litigation, civil rights, and appellate.

Decade-Tested Legal Experience

John Frederick Sinclair brings 58+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Virginia, District of Columbia, and U.S. District Court for the District of Columbia and U.S. Court of Appeals for the District of Colum, John Frederick Sinclair can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering criminal defense, litigation, and civil rights, John Frederick Sinclair can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Alexandria

A Alexandria-based practice means John Frederick Sinclair attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Search Reference

How People Find John Frederick Sinclair Online

Prospective clients searching for legal help in Alexandria commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like John Frederick Sinclair.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with John Frederick Sinclair directly.

John Frederick Sinclair's Practice Areas & Specializations

Education & Law School Background

J.D. Tax
Georgetown University
- 1968
B.S.B.A. Tax
Georgetown University
- 1965

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Virginia
Admitted: 1968
District of Columbia
Admitted: 1969
U.S. District Court for the District of Columbia and U.S. Court of Appeals for the District of Colum
Admitted: 1969
U.S. District Court, Eastern District of Virginia
Admitted: 1971
U.S. Court of Appeals, Fourth Circuit
Admitted: 1974
U.S. Supreme Court
Admitted: 1981

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