Atty. Diahn Williams McGrath

Atty. Diahn Williams McGrath

Mrs. Diahn Williams McGrath is a lawyer practicing trusts, family law, matrimonial law and 14 other areas of law.

New York New York 38 yrs experience 38 year
Call (301) 450-1179 Book Appointment

Profile Summary

About Diahn Williams McGrath at a glance

Diahn Williams McGrath is a Partner based in New York, New York, practicing at McGrath Law Offices. They have 38+ years of legal experience, licensed to practice since 1988. Their practice focuses on divorce, child custody, trusts, probate, and family law. Admitted to practice in New York (1988), District of Columbia (1990), and U.S. Tax Court (1992). Educated at Benjamin N. Cardozo School of Law, Yeshiva University (J.D., 1987) and University of Florida University of Miami B.A. Psychology University of Miami B.A. with honors (—). Recognitions include AV Preeminent. Active member of The Association of the Bar of the City of New York (Member, Committee on Trusts, Estates and Surrogate Courts) New York State Bar Association (Member, Sections on: Matrimonial Law Trusts and Estates) American Bar Association. Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mrs. Diahn Williams McGrath is a lawyer practicing trusts, family law, matrimonial law and 14 other areas of law
  • Diahn received a degree from University of Florida, and has been licensed for 38 years
  • Diahn practices at McGrath Law Offices in New York, NY

Practice Areas Explained

Diahn Williams McGrath's Areas of Practice

Each practice area below reflects the types of cases Diahn Williams McGrath handles, with a brief overview of what that area of law covers.

Divorce

A divorce attorney guides you through property division, spousal support, custody, and the final decree — contested or uncontested.

Diahn Williams McGrath is one of 50,487 divorce attorneys indexed nationally. Browse divorce attorneys in New York →

Child Custody & Visitation

Diahn Williams McGrath is one of 31,241 child custody attorneys indexed nationally. Browse child custody attorneys in New York →

Trusts

Diahn Williams McGrath is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in New York →

Probate

Diahn Williams McGrath is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in New York →

Family Law

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

Diahn Williams McGrath is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Diahn Williams McGrath

Where is Diahn Williams McGrath's law office located?
Diahn Williams McGrath's law practice is located in New York, New York. The firm is McGrath Law Offices. You can contact the office directly through this profile page.
What practice areas does Diahn Williams McGrath handle?
Diahn Williams McGrath focuses on divorce, child custody, trusts, probate, family law. Each practice area listed reflects experience handling cases of that type in New York.
How long has Diahn Williams McGrath practiced law?
Diahn Williams McGrath has 38+ years of legal experience and has been licensed since 1988.
Where did Diahn Williams McGrath go to law school?
Diahn Williams McGrath earned their education at (J.D., 1987); (—).
How can I contact Diahn Williams McGrath for a consultation?
You can contact Diahn Williams McGrath 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 Diahn Williams McGrath received?
Diahn Williams McGrath's notable recognition includes: AV Preeminent.

Education

J.D.
Benjamin N. Cardozo School of Law, Yeshiva University
- 1987
University of Florida University of Miami B.A. Psychology University of Miami B.A. with honors
- In Progress

Awards

AV Preeminent

Bar Admissions

New York
Admitted: 1988
District of Columbia
Admitted: 1990
U.S. Tax Court
Admitted: 1992

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