Atty. David M. Manni

Atty. David M. Manni

David M. Manni is a partner of Cohen, Manni, Theune & Manni LLP -- having first joined the Firm back in August of 2012 as a Rule 9 Legal Intern.

Oak Harbor Oak Harbor 14 yrs experience 14 year
Call (360) 969-7812 Book Appointment

Profile Summary

About David M. Manni at a glance

David M. Manni is a Partner based in Oak Harbor, Washington, practicing at Cohen, Manni, Theune & Manni LLP. They have 14+ years of legal experience, licensed to practice since 2012. Their practice focuses on wills, probate, personal injury, criminal defense, and family law. Admitted to practice in Washington (2012). Educated at Ave Maria School of Law (J.D., 2012). Serands clients in Oak Harbor, WA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David M. Manni is a partner of Cohen, Manni, Theune & Manni LLP -- having first joined the Firm back in August of 2012 as a Rule 9 Legal Intern
  • Mr. Manni has been licensed to practice in Washington State since January of 2013 and is a graduate of Ave Maria School of Law Class of 2012
  • He is admitted to practice law in Washington State as well as in both the United States District Court for the Western District of Washington and the United States Court of Federal Claims
  • Mr. Manni operates a general practice with an emphasis on Family Law, Wills and Estate Planning, Probate, Personal Injury, and Criminal Defense
  • Additionally, Mr. Manni has also served as the Prosecutor for the Town of Coupeville since July of 2015
  • Mr. Manni is a Washington local: he was born in Coupeville and raised in Oak Harbor
  • Mr. Manni completed his undergraduate studies at the University of Washington in Seattle, WA – earning a B.A. in Law, Societies, and Justice
  • He is the third child of Kenneth and Eleanor Manni, and older brother to Associate, John A. Manni
  • Mr. Manni lives in Oak Harbor, WA with his lovely wife, Nicole, and their two boys

Practice Areas Explained

David M. Manni's Areas of Practice

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

Wills

David M. Manni is one of 34,541 wills attorneys indexed nationally. Browse wills attorneys in Washington →

Probate

David M. Manni is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Washington →

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.

David M. Manni is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Washington →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

David M. Manni is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Washington →

Family Law

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

David M. Manni is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Washington →

Jurisdictional Context

Why local counsel matters in Washington

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

Looking for additional Washington attorneys? Browse all attorneys in Oak Harbor or all attorneys in Washington.

Frequently Asked

Common questions about David M. Manni

Where is David M. Manni's law office located?
David M. Manni's law practice is located in Oak Harbor, Washington. The firm is Cohen, Manni, Theune & Manni LLP. You can contact the office directly through this profile page.
What practice areas does David M. Manni handle?
David M. Manni focuses on wills, probate, personal injury, criminal defense, family law. Each practice area listed reflects experience handling cases of that type in Washington.
How long has David M. Manni practiced law?
David M. Manni has 14+ years of legal experience and has been licensed since 2012.
Where did David M. Manni go to law school?
David M. Manni earned their education at (J.D., 2012).
How can I contact David M. Manni for a consultation?
You can contact David M. Manni 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.
Ave Maria School of Law
- 2012

Bar Admissions

Washington
Admitted: 2012

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