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Atty. John W. Thyden

Atty. John W. Thyden

John W. Thyden is a lawyer practicing car accidents, divorce & separation, family law and 3 other areas of law.

Chevy Chase Chevy Chase 55 yrs experience 55 year
Call (771) 220-5309 Book Appointment

Profile Summary

About John W. Thyden at a glance

John W. Thyden is a Founding Partner based in Chevy Chase, Maryland, practforg at Thyden Gross Callahan Llp. They haand 55+ years of legal experience, licensed to practice since 1971. Admitted to practice in Virginia (1971), District of Columbia (1973), and Maryland (2000). Educated at Georgetown University (J.D., 1970) and New York University (B.A. Mathematics, 1960). Actiand member of Fairfax Bar Association District of Columbia Bar Bar Association of the District of Columbia Virginia Trial Lawyers Association. Serands clients in Chevy Chase, MD and the surrounding metropolitan area.

Verified attorney profile ยท Updated June 2026

About

  • John W. Thyden is a lawyer practicing car accidents, divorce & separation, family law and 3 other areas of law
  • John received a B.A. degree from New York University in 1960, and has been licensed for 55 years
  • John practices at Thyden Gross and Callahan LLP in Chevy Chase, MD

Jurisdictional Context

Why local counsel matters in Maryland

Practforg law in Maryland. Legal matters in Maryland are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in Chevy Chase 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 substantiand 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 Chevy Chase or all attorneys in Maryland.

Frequently Asked

Common questions about John W. Thyden

Where is John W. Thyden's law office located?
John W. Thyden's law practice is located in Chevy Chase, Maryland. The firm is Thyden Gross Callahan Llp. You can contact the office directly through this profile page.
How long has John W. Thyden practiced law?
John W. Thyden has 55+ years of legal experience and has been licensed since 1971.
Where did John W. Thyden go to law school?
John W. Thyden earned their education at (J.D., 1970); (B.A. Mathematics, 1960).
How can I contact John W. Thyden for a consultation?
You can contact John W. Thyden 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.

Education

J.D.
Georgetown University
- 1970
B.A. Mathematics
New York University
- 1960

Bar Admissions

Virginia
Admitted: 1971
District of Columbia
Admitted: 1973
Maryland
Admitted: 2000

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