Atty. John D. Mayne

Atty. John D. Mayne

John D. Mayne is a lawyer practicing litigation, real estate, business and 2 other areas of law.

Sioux City Sioux City 50 J. Erfahrung 50 year
Call (712) 317-8805 Book Appointment

Profile Summary

About John D. Mayne at a glance

John D. Mayne is a Managing Partner based in Sioux City, Iowa, practicing at Mayne, Hindman, Frey, Parry & Wingert. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on probate, estate planning, business, real estate, and litigation. Admitted to practice in Iowa (1976), U.S. District Court, Northern and Southern Districts of Iowa (1976), South Dakota (2006), and U.S. District Court, District of South Dakota U.S. District Court, District of Nebraska U.S. Court o (2006). Educated at Drake University (J.D., 1976) and Harvard College (B.A., 1970). Recognitions include AV Preeminent. Active member of Iowa State Bar Association (Member, 1979-1985 and Chairman, 1986-1988, Federal Practice Committee Member, Board of Governors, 1988-1994) Iowa Defense Counsel Association International Association of Defense Counsel. Serands clients in Sioux City, IA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • John D. Mayne is a lawyer practicing litigation, real estate, business and 2 other areas of law
  • John received a B.A. degree from Harvard College in 1970, and has been licensed for 50 years
  • John practices at Mayne, Hindman, Frey, Parry & Wingert in Sioux City, IA

Practice Areas Explained

John D. Mayne's Areas of Practice

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

Probate

John D. Mayne is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Iowa →

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 D. Mayne is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Iowa →

Business & Corporate Law

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

John D. Mayne is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Iowa →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

John D. Mayne is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Iowa →

Civil Litigation

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

John D. Mayne is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Iowa →

Jurisdictional Context

Why local counsel matters in Iowa

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

Looking for additional Iowa attorneys? Browse all attorneys in Sioux City or all attorneys in Iowa.

Frequently Asked

Common questions about John D. Mayne

Where is John D. Mayne's law office located?
John D. Mayne's law practice is located in Sioux City, Iowa. The firm is Mayne, Hindman, Frey, Parry & Wingert. You can contact the office directly through this profile page.
What practice areas does John D. Mayne handle?
John D. Mayne focuses on probate, estate planning, business, real estate, litigation. Each practice area listed reflects experience handling cases of that type in Iowa.
How long has John D. Mayne practiced law?
John D. Mayne has 50+ years of legal experience and has been licensed since 1976.
Where did John D. Mayne go to law school?
John D. Mayne earned their education at (J.D., 1976); (B.A., 1970).
How can I contact John D. Mayne for a consultation?
You can contact John D. Mayne 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 D. Mayne received?
John D. Mayne's notable recognition includes: AV Preeminent.

Education

J.D.
Drake University
- 1976
B.A.
Harvard College
- 1970

Awards

AV Preeminent

Bar Admissions

Iowa
Admitted: 1976
U.S. District Court, Northern and Southern Districts of Iowa
Admitted: 1976
South Dakota
Admitted: 2006
U.S. District Court, District of South Dakota U.S. District Court, District of Nebraska U.S. Court o
Admitted: 2006

Bewertungen

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