Atty. John Frederick Winkler

Atty. John Frederick Winkler

John Frederick Winkler is a lawyer practicing business litigation, litigation, wills and probate and 5 other areas of law. John received a M.A. degree from Harvard University in 1973, and has been licensed for 43 years.

Columbus Columbus 43 yrs experience 43 year
Call (380) 800-9819 Book Appointment

Profile Summary

About John Frederick Winkler at a glance

John Frederick Winkler is a Member based in Columbus, Ohio, practicing at The Winkler Law Firm LLC. They have 43+ years of legal experience, licensed to practice since 1983. Their practice focuses on trusts, probate, estate planning, business, and litigation. Admitted to practice in Ohio (1983), U.S. District Court, Southern District of Ohio (1984), U.S. Court of Appeals, Third and Sixth Circuits and U.S. Court of Federal Claims (1988), and U.S. Supreme Court (1992). Educated at The Ohio State University (J.D., 1982) and Harvard University (M.A. McGill, 1973). Recognitions include AV Preeminent. Active member of Columbus, Ohio State and Federal Bar Associations American Inns of Court. Serands clients in Columbus, OH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Frederick Winkler is a lawyer practicing business litigation, litigation, wills and probate and 5 other areas of law
  • John received a M.A. degree from Harvard University in 1973, and has been licensed for 43 years
  • John practices at The Winkler Law Firm LLC in Columbus, OH

Practice Areas Explained

John Frederick Winkler's Areas of Practice

Each practice area below reflects the types of cases John Frederick Winkler handles, with a brief overview of what that area of law covers.

Trusts

John Frederick Winkler is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Ohio →

Probate

John Frederick Winkler is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Ohio →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

John Frederick Winkler is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Ohio →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John Frederick Winkler is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Ohio →

Civil Litigation

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

John Frederick Winkler is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Ohio →

Jurisdictional Context

Why local counsel matters in Ohio

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

Looking for additional Ohio attorneys? Browse all attorneys in Columbus or all attorneys in Ohio.

Frequently Asked

Common questions about John Frederick Winkler

Where is John Frederick Winkler's law office located?
John Frederick Winkler's law practice is located in Columbus, Ohio. The firm is The Winkler Law Firm LLC. You can contact the office directly through this profile page.
What practice areas does John Frederick Winkler handle?
John Frederick Winkler focuses on trusts, probate, estate planning, business, litigation. Each practice area listed reflects experience handling cases of that type in Ohio.
How long has John Frederick Winkler practiced law?
John Frederick Winkler has 43+ years of legal experience and has been licensed since 1983.
Where did John Frederick Winkler go to law school?
John Frederick Winkler earned their education at (J.D., 1982); (M.A. McGill, 1973).
How can I contact John Frederick Winkler for a consultation?
You can contact John Frederick Winkler 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 Winkler received?
John Frederick Winkler's notable recognition includes: AV Preeminent.

Education

J.D.
The Ohio State University
- 1982
M.A. McGill
Harvard University
- 1973

Awards

AV Preeminent

Bar Admissions

Ohio
Admitted: 1983
U.S. District Court, Southern District of Ohio
Admitted: 1984
U.S. Court of Appeals, Third and Sixth Circuits and U.S. Court of Federal Claims
Admitted: 1988
U.S. Supreme Court
Admitted: 1992

Reviews

5.0
1 Review
5 0
4 0
3 0
2 0
1 0
These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.