Atty. William M. Hayner

Atty. William M. Hayner

Mr. William M.

Dallas Dallas 63 yrs experience 63 year
Call (817) 476-3712 Book Appointment

Profile Summary

About William M. Hayner at a glance

William M. Hayner is an Owner based in Dallas, Texas, practicing at William M. Hayner and Associates. They have 63+ years of legal experience, licensed to practice since 1963. Their practice focuses on car accidents, medical malpractice, personal injury, family law, and product liability. Admitted to practice in Texas Texas Eastern District Court Texas Northern District Court (1963). Educated at Baylor University (J.D. University, 1963) and North Texas State University (B.B.A., 1961). Recognitions include AV Preeminent. Active member of State Bar of Texas American Bar Association Dallas Trial Lawyers Association Texas Trial Lawyers Association American Association for Justice American Board of Trial Advocates. Serands clients in Dallas, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. William M. Hayner is a lawyer practicing plaintiffs personal injury, automobile accidents, medical malpractice and 7 other areas of law
  • William received a B.B.A. degree from North Texas State University in 1961, and has been licensed for 63 years
  • William practices at William M. Hayner and Associates in Dallas, TX

Practice Areas Explained

William M. Hayner's Areas of Practice

Each practice area below reflects the types of cases William M. Hayner handles, with a brief overview of what that area of law covers.

Car Accidents

Hurt in a car crash? Car accident lawyers fight insurance companies for fair compensation — free consult, no fee unless you win.

William M. Hayner is one of 36,807 car accidents attorneys indexed nationally. Browse car accidents attorneys in Texas →

Medical Malpractice

Medical malpractice lawyers represent patients harmed by negligent doctors, hospitals, and other providers. Free case review, no fee unless you win.

William M. Hayner is one of 49,086 medical malpractice attorneys indexed nationally. Browse medical malpractice attorneys in Texas →

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.

William M. Hayner is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Texas →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

William M. Hayner is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Texas →

Product Liability

William M. Hayner is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in Texas →

Jurisdictional Context

Why local counsel matters in Texas

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

Looking for additional Texas attorneys? Browse all attorneys in Dallas or all attorneys in Texas.

Frequently Asked

Common questions about William M. Hayner

Where is William M. Hayner's law office located?
William M. Hayner's law practice is located in Dallas, Texas. The firm is William M. Hayner and Associates. You can contact the office directly through this profile page.
What practice areas does William M. Hayner handle?
William M. Hayner focuses on car accidents, medical malpractice, personal injury, family law, product liability. Each practice area listed reflects experience handling cases of that type in Texas.
How long has William M. Hayner practiced law?
William M. Hayner has 63+ years of legal experience and has been licensed since 1963.
Where did William M. Hayner go to law school?
William M. Hayner earned their education at (J.D. University, 1963); (B.B.A., 1961).
How can I contact William M. Hayner for a consultation?
You can contact William M. Hayner 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 William M. Hayner received?
William M. Hayner's notable recognition includes: AV Preeminent.

Education

J.D. University
Baylor University
- 1963
B.B.A.
North Texas State University
- 1961

Awards

AV Preeminent

Bar Admissions

Texas Texas Eastern District Court Texas Northern District Court
Admitted: 1963

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