Atty. John William Harker

Atty. John William Harker

John William Harker is a lawyer. John William received a B.A. degree from University of Oklahoma in 1984, and has been licensed for 35 years.

Tulsa Tulsa 35 yrs experience 35 year
Call (918) 877-7859 Book Appointment

Profile Summary

About John William Harker at a glance

John William Harker is an attorney based in Tulsa, Oklahoma. They have 35+ years of legal experience, licensed to practice since 1991. Admitted to practice in Oklahoma (1991). Educated at University (J.D., 1991) and University of Oklahoma (B.A. Washington, 1984). Recognitions include Peer Reviewed. Serands clients in Tulsa, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John William Harker is a lawyer
  • John William received a B.A. degree from University of Oklahoma in 1984, and has been licensed for 35 years
  • John William practices in Tulsa, OK

Jurisdictional Context

Why local counsel matters in Oklahoma

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

Looking for additional Oklahoma attorneys? Browse all attorneys in Tulsa or all attorneys in Oklahoma.

Frequently Asked

Common questions about John William Harker

Where is John William Harker's law office located?
John William Harker's law practice is located in Tulsa, Oklahoma. You can contact the office directly through this profile page.
How long has John William Harker practiced law?
John William Harker has 35+ years of legal experience and has been licensed since 1991.
Where did John William Harker go to law school?
John William Harker earned their education at (J.D., 1991); (B.A. Washington, 1984).
How can I contact John William Harker for a consultation?
You can contact John William Harker 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 William Harker received?
John William Harker's notable recognition includes: Peer Reviewed.

Education

J.D.
University
- 1991
B.A. Washington
University of Oklahoma
- 1984

Awards

Peer Reviewed

Bar Admissions

Oklahoma
Admitted: 1991

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