Atty. Patrick D. DeRouen

Atty. Patrick D. DeRouen

Patrick DeRouen founded DeRouen Law Firm in 2009. He was previously a partner at Porteous, Hainkel and Johnson, L.L.P., from 1995 to 2008, and an associate with the firm from 1990 to 1995.

New Orleans New Orleans 35 yrs experience 35 year
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Insurance Coverage & More Attorney · Serving New Orleans, LA · 35+ Years Experience

Profile Summary

About Patrick D. DeRouen at a Glance

Patrick D. DeRouen is a Partner based in New Orleans, Louisiana, practicing at DeRouen Law Firm. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on business, construction, litigation, and insurance. Admitted to practice in Louisiana (1991), U.S. District Court Eastern District of Louisiana (1991), U.S. District Court Middle District of Louisiana (1991), and U.S. District Court Western District of Louisiana (1991). Educated at Tulane University Law School (J.D., 1990) and Loyola University (B.B.A. Loyola, 1985). Recognitions include AV Preeminent. Active member of Louisiana State Bar Association Federal Bar Association, New Orleans Bar Association, American Bar Association. Serves clients in New Orleans, LA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Patrick D. DeRouen

  • Patrick DeRouen founded DeRouen Law Firm in 2009
  • He was previously a partner at Porteous, Hainkel and Johnson, L.L.P., from 1995 to 2008, and an associate with the firm from 1990 to 1995
  • Prior to obtaining his law license Pat was employed as a commercial loan officer with Century Bank
  • Mr. DeRouen obtained his law degree from Tulane Law School, cum laude, in 1990
  • He also received his MBA from Loyola University New Orleans in 1990 where he was a member of Alpha Sigma Nu and Beta Gamma Sigma national honor fraternities
  • In 2001, Pat graduated from the Loyola Institute of Politics
  • While in law school, he was a member of the National Order of Barristers and the Moot Court Honor Board
  • Mr. DeRouen was the Moot Court Junior and Senior Trial winner and was the winner of the Louisiana Trial Competition
  • He also received the Walter J. Suthon Award for Louisiana Security Rights
  • Mr. DeRouen specializes in the areas of general civil litigation, insurance defense, trucking law, transportation law, fraud/SIU investigations and projects, business interruption/loss of income, hurricane/national disaster litigation, commercial litigation, insurance coverage disputes, arson/property theft cases, extra-contractual damages and governmental affairs
  • He has extensive trial and appellate experience in all Louisiana State and Federal courts and is licensed to practice before the United States Supreme Court
  • Mr. DeRouen has also been a speaker at various CLE conferences including the presentations of Dealing with Disasters: Emergency Management For Your Company and Law Firm - Considerations for Medium and Small Law Firms and Businesses at the Transportation Mega Conference IX, March 5-6, 2009
  • Water Under and Over the Bridge: Litigating Property Cases in the Wake of Hurricane Katrina at the Southeastern Claims Executive Association, April 24, 2006, Annual Meeting, Hutchison Island, Florida
  • and Is it Covered?
  • Recent Developments in Automobile Insurance Coverage at the Insurance Law: Ethical Handling of Automobile Lawsuits CLE sponsored by the Louisiana State Bar Associations sponsored CLE conference, November 5, 2004
  • Pat has also spoken at numerous other seminars on a wide array of topics
  • Mr. DeRouen is a member of the following organizations: Trucking Industry Defense Association

American Bar Association

TIPS/Commercial Transportation Committee;

DRI

  • Transportation/Trucking Committee
  • Federal Bar Association
  • Louisiana State Bar Association
  • Louisiana Association of Defense Counsel
  • New Orleans Association of Defense Counsel
  • New Orleans Bar Association
  • and Association of Defense Trial Attorneys, 2004-2008
  • He was voted a 2008 Louisiana Super Lawyer
  • Mr. DeRouen is AV peer rated
  • He is currently a Traffic Hearing Officer for the First Parish Court, Parish of Jefferson, State of Louisiana and an Adjunct Professor of Trial Advocacy at Tulane University Law School
  • Mr. DeRouen is actively involved in community affairs
  • He has served as the Young Alumni Representative to the Loyola University Alumni Board of Directors, the Executive Advisory Board of the Loyola University College of Business Administration, the Board of Directors of the Acorn Adoption Agency, the Committee for a Better New Orleans (Sub-Committee, City Government and Finance) and the Lakeshore Property Owners Association
  • In addition, he has served as the area chairman in Jefferson Parish for Ducks Unlimited
  • He is currently a member of the St. Pius X Men Club
  • Mr. DeRouen is married to the former Ms. Ann Marino and is the father of Mary Elizabeth, 15, and the late Katherine Ann, 1997-2004

Practice Areas Explained

Patrick D. DeRouen's Areas of Legal Practice

Each practice area below reflects the types of cases Patrick D. DeRouen handles, with a practical overview of what that area of law involves and how it may apply to your situation in New Orleans.

Business & Corporate Law in New Orleans

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

Patrick D. DeRouen is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Louisiana →

Construction Law in New Orleans

Patrick D. DeRouen is one of 40,302 construction attorneys indexed nationally. Browse construction attorneys in Louisiana →

Civil Litigation in New Orleans

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

Patrick D. DeRouen is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Louisiana →

Insurance Law in New Orleans

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

Patrick D. DeRouen is one of 120,903 insurance attorneys indexed nationally. Browse insurance attorneys in Louisiana →

Jurisdictional Context

Why Local Counsel Matters in New Orleans

Practicing law in Louisiana. Legal matters in Louisiana are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New Orleans are typically filed in the local municipal court or the appropriate Louisiana state district court, depending on subject matter and amount in controversy. An attorney licensed in Louisiana brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Louisiana courts without local counsel or pro hac vice admission.

New Orleans Courts and Legal Process

Choosing a New Orleans-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Louisiana attorneys? Browse all attorneys in New Orleans or all attorneys in Louisiana.

Frequently Asked

Common Questions About Patrick D. DeRouen

Where is Patrick D. DeRouen's law office located?
Patrick D. DeRouen's law practice is located in New Orleans, Louisiana. The firm is DeRouen Law Firm. You can contact the office directly through this profile page.
What practice areas does Patrick D. DeRouen handle?
Patrick D. DeRouen focuses on business, construction, litigation, insurance. Each practice area listed reflects experience handling cases of that type in Louisiana.
How long has Patrick D. DeRouen practiced law?
Patrick D. DeRouen has 35+ years of legal experience and has been licensed since 1991.
Where did Patrick D. DeRouen go to law school?
Patrick D. DeRouen earned their education at (J.D., 1990); (B.B.A. Loyola, 1985).
How can I contact Patrick D. DeRouen for a consultation?
You can contact Patrick D. DeRouen 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 Patrick D. DeRouen received?
Patrick D. DeRouen's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in New Orleans Choose Patrick D. DeRouen

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Patrick D. DeRouen's practice in the field of business, construction, litigation, and insurance.

Decade-Tested Legal Experience

Patrick D. DeRouen brings 35+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Louisiana, U.S. District Court Eastern District of Louisiana, and U.S. District Court Middle District of Louisiana, Patrick D. DeRouen can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, construction, and litigation, Patrick D. DeRouen can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in New Orleans

A New Orleans-based practice means Patrick D. DeRouen attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Patrick D. DeRouen Handles in New Orleans

Below is a representative sample of the types of matters Patrick D. DeRouen has experience with under Louisiana law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Patrick D. DeRouen directly to discuss the specifics of your situation.

Search Reference

How People Find Patrick D. DeRouen Online

Prospective clients searching for legal help in New Orleans commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Patrick D. DeRouen.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Patrick D. DeRouen directly.

Education & Law School Background

J.D.
Tulane University Law School
- 1990
B.B.A. Loyola
Loyola University
- 1985

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Louisiana
Admitted: 1991
U.S. District Court Eastern District of Louisiana
Admitted: 1991
U.S. District Court Middle District of Louisiana
Admitted: 1991
U.S. District Court Western District of Louisiana
Admitted: 1991
U.S. Supreme Court
Admitted: 2004

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