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William J. Quirk, Esq.

Attorney at Law

MEMBER, American Immigration Lawyers' Association

William J. Quirk is Member/Owner of The Law Office of William J. Quirk, Esq., LLC located in Hackensack, New Jersey. He is a member of the Bergen County Bar Association, and sits as a co-chair of the Municipal Court committee for 2022-2023.

Mr. Quirk was born and raised in Bergen County. He graduated summa cum laude from The College of New Jersey, where he earned a Bachelor of Arts in Political Science. Mr. Quirk then went on to earn his Juris Doctor from Seton Hall University School of Law in Newark, New Jersey in 2004. Mr. Quirk served as a Judicial Law Clerk for the Honorable William Meehan (Ret) Presiding Judge of the Criminal Division in Bergen County Superior Court from 2004-2005. Mr. Quirk briefly worked as an Associate in an Immigration and Criminal Law firm prior to founding Meehan & Quirk, LLC in 2008, until 2016 when Mr. Quirk became a solo practitioner founding The Law Office of William J. Quirk, Esq., LLC.

"I do what I do because doing the right thing is always the most important thing."

Throughout Mr. Quirk's eighteen-year legal career, he has practiced immigration law throughout the country. He has had the pleasure to welcome hundreds of new Americans through the naturalization process, and has begun the immigration journeys of individuals from five different continents. He has provided assistance to individuals at Embassies and Consulates throughout the world. Mr. Quirk has defended the rights of many immigrants facing removal from the United States, and has argued successfully for people to remain in the United States before Immigration Courts throughout the country, as well as at the Board of Immigration Appeals.

Mr. Quirk is a highly seasoned criminal attorney, having argued criminal cases in most of the twenty-one counties in the state. His experiences with motion and trial practice have helped many people avoid lengthy jail and prison sentences. As well, William has served as one of the Municipal Public Defenders for Palisades Interstate Court in Alpine, New Jersey since 2006. He has extensive Municipal and Criminal law background ranging from the defense of motor vehicle violations, drug charges, domestic violence, criminal issues with an immigration background, and DWI defense.

He has been an adjunct professor at St. Thomas Aquinas College since 2011. William is one of the longest tenured adjunct professors at St. Thomas Aquinas College. He has mentored many students interested in graduate and law school. At STAC, he has taught classes on Constitutional Law, Immigration Law, American Politics and Criminal Law. In 2019, he gave the annual Constitution Day lecture to the faculty and students, discussing the issues regarding the Sixth Amendment's right to counsel and its inapplicability to the Immigration Courts.

Bar Admissions

  • New Jersey

Professional Associations

  • American Immigration Lawyers Association

  • Bergen County Bar Association


  • SuperLawyers - 2020, 2021, 2022 — SuperLawyers (Super Lawyers selects attorneys using a patented multiphase selection process. Peer nominations and evaluations are combined with independent research. Each candidate is evaluated on 12 indicators of peer recognition and professional achievement. Selections are made on an annual, state-by-state basis. The objective is to create a credible, comprehensive and diverse listing of outstanding attorneys that can be used as a resource for attorneys and consumers searching for legal counsel. Since Super Lawyers is intended to be used as an aid in selecting a lawyer, we limit the lawyer ratings to those who can be hired and retained by the public.)

  • Top 40 Under 40 — National Trial Lawyers (The National Trial Lawyers: Top 40 under 40 is a professional organization composed of the top trial lawyers from each state or region who are under the age of 40. Membership into The National Trial Lawyers: Top 40 under 40 is by invitation only and is extended exclusively to those trial lawyers practicing civil plaintiff and/or criminal defense law. Membership is extended solely to the select few of the most qualified attorneys from each state who demonstrate superior qualifications of leadership, reputation, influence, stature and public profile measured by objective and uniformly applied standards in compliance with state bar and national Rule 4-7. Invitees must exemplify superior qualifications, trial results, and leadership as a young lawyer under the age of 40. Selection is based on a thorough multi-phase objective process which includes peer nominations combined with third-party research. Each of our distinguished Top 40 under 40 members strives to encompass the knowledge, skill, experience and success held by only the best lawyers in America. It is our mission to promote a unique and professional networking opportunity for young lawyers, while developing progressive ideas to pursue justice for those injured by the negligence of others, to educate the public about the importance of access to courts that are free of bias and undue influence, and to protect the right of trial by jury.)

  • Bergen magazine’s 2020, 2021& 2022 list of Top Lawyers — (The research for the Top Lawyers list was created by PRS (Professional Research Services) and is based on an online peer-review survey sent out to licensed attorneys within Bergen County. Many votes were cast honoring excellence in all areas of practice. Inclusion in Bergen magazine’s Top Lawyers is based solely upon one’s standing among peers. Listings in Top Lawyers cannot be purchased.)

In the News


  • J.D. — Seton Hall University School of Law

  • B.A. — The College of New Jersey — Summa Cum Laude