Atty. Ivan Duke Halley

Atty. Ivan Duke Halley

Ivan Duke Halley is a lawyer practicing appellate practice, civil trial practice, environmental law and 14 other areas of law. Ivan received a B.A. degree from Southwestern Oklahoma State University in 1970, and has been licensed for 53 years.

Oklahoma City Oklahoma City 53 yrs experience 53 year
Call (572) 228-0205 Book Appointment

Profile Summary

About Ivan Duke Halley at a glance

Ivan Duke Halley is a Member based in Oklahoma City, Oklahoma, practicing at Halley & Talbot Law Firm PLLC. They have 53+ years of legal experience, licensed to practice since 1973. Their practice focuses on trusts, probate, personal injury, tax, and workers comp. Admitted to practice in Oklahoma (1973) and U.S. District Court, Western District of Oklahoma, U.S. Court of Appeals, Tenth Circuit and U.S. Sup (1989). Educated at University of Oklahoma (J.D., 1973) and Southwestern Oklahoma State University (B.A., 1970). Recognitions include AV Preeminent. Active member of Woodward County (President, 1989), Oklahoma and American Bar Associations Oklahoma Trial Lawyers Association (President, 2005 Member, Board of Directors, 1996—) The Association of Trial Lawyers of America. Serands clients in Oklahoma City, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Ivan Duke Halley is a lawyer practicing appellate practice, civil trial practice, environmental law and 14 other areas of law
  • Ivan received a B.A. degree from Southwestern Oklahoma State University in 1970, and has been licensed for 53 years
  • Ivan practices at Halley & Talbot Law Firm PLLC in Oklahoma City, OK

Practice Areas Explained

Ivan Duke Halley's Areas of Practice

Each practice area below reflects the types of cases Ivan Duke Halley handles, with a brief overview of what that area of law covers.

Trusts

Ivan Duke Halley is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Oklahoma →

Probate

Ivan Duke Halley is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Oklahoma →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Ivan Duke Halley is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Oklahoma →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Ivan Duke Halley is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Oklahoma →

Workers Compensation

Workers compensation lawyers help injured workers get medical care, lost wages, and disability benefits. Free consult, no fee unless you win.

Ivan Duke Halley is one of 55,389 workers comp attorneys indexed nationally. Browse workers comp attorneys in Oklahoma →

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 Oklahoma City 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 Oklahoma City or all attorneys in Oklahoma.

Frequently Asked

Common questions about Ivan Duke Halley

Where is Ivan Duke Halley's law office located?
Ivan Duke Halley's law practice is located in Oklahoma City, Oklahoma. The firm is Halley & Talbot Law Firm PLLC. You can contact the office directly through this profile page.
What practice areas does Ivan Duke Halley handle?
Ivan Duke Halley focuses on trusts, probate, personal injury, tax, workers comp. Each practice area listed reflects experience handling cases of that type in Oklahoma.
How long has Ivan Duke Halley practiced law?
Ivan Duke Halley has 53+ years of legal experience and has been licensed since 1973.
Where did Ivan Duke Halley go to law school?
Ivan Duke Halley earned their education at (J.D., 1973); (B.A., 1970).
How can I contact Ivan Duke Halley for a consultation?
You can contact Ivan Duke Halley 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 Ivan Duke Halley received?
Ivan Duke Halley's notable recognition includes: AV Preeminent.

Education

J.D.
University of Oklahoma
- 1973
B.A.
Southwestern Oklahoma State University
- 1970

Awards

AV Preeminent

Bar Admissions

Oklahoma
Admitted: 1973
U.S. District Court, Western District of Oklahoma, U.S. Court of Appeals, Tenth Circuit and U.S. Sup
Admitted: 1989

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