Atty. William Derek Darby

Atty. William Derek Darby

William Derek Darby is a lawyer practicing real estate, business, oil and gas and 9 other areas of law. William received a B.B.A. degree from Angelo State University in 2005, and has been licensed for 21 years.

Austin Austin 21 yrs experience 21 year
Call (737) 358-4432 Book Appointment

Profile Summary

About William Derek Darby at a glance

William Derek Darby is a Member based in Austin, Texas, practicing at Hay Darby PLLC, Attorneys at Law. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on trusts, probate, personal injury, business, and real estate. Admitted to practice in Texas (2005). Educated at South Texas College of Law (J.D., 2005) and Angelo State University (B.B.A. Finance, 2005). Active member of Houston Bar Association State Bar of Texas Houston Young Lawyers Association Texas Mortgage Bankers Association Texas Young Lawyers Association Houston Realty Breakfast Club. Serands clients in Austin, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Derek Darby is a lawyer practicing real estate, business, oil and gas and 9 other areas of law
  • William received a B.B.A. degree from Angelo State University in 2005, and has been licensed for 21 years
  • William practices at Hay Darby PLLC, Attorneys at Law in Austin, TX

Practice Areas Explained

William Derek Darby's Areas of Practice

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

Trusts

William Derek Darby is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Texas →

Probate

William Derek Darby is one of 128,014 probate attorneys indexed nationally. Browse probate 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 Derek Darby is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Texas →

Business & Corporate Law

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

William Derek Darby is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Texas →

Real Estate Law

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

William Derek Darby is one of 316,149 real estate attorneys indexed nationally. Browse real estate 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 Austin 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 Austin or all attorneys in Texas.

Frequently Asked

Common questions about William Derek Darby

Where is William Derek Darby's law office located?
William Derek Darby's law practice is located in Austin, Texas. The firm is Hay Darby PLLC, Attorneys at Law. You can contact the office directly through this profile page.
What practice areas does William Derek Darby handle?
William Derek Darby focuses on trusts, probate, personal injury, business, real estate. Each practice area listed reflects experience handling cases of that type in Texas.
How long has William Derek Darby practiced law?
William Derek Darby has 21+ years of legal experience and has been licensed since 2005.
Where did William Derek Darby go to law school?
William Derek Darby earned their education at (J.D., 2005); (B.B.A. Finance, 2005).
How can I contact William Derek Darby for a consultation?
You can contact William Derek Darby 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.

Education

J.D.
South Texas College of Law
- 2005
B.B.A. Finance
Angelo State University
- 2005

Bar Admissions

Texas
Admitted: 2005

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