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Phelan, William J. IV

William J. Phelan IV - Philadelphia, PA

Attorney at Cordell & Cordell

Family Law Lawyers in Philadelphia, PA

1601 Market St. Suite 2230 Philadelphia, PA 19103

  • Free Consultation

Philadelphia Family Law Lawyer

Updated: 07/08/2026

Areas of Practice

  • Family Law
  • Divorce

Attorney Information

Overview

Philadelphia family law attorney William (Bill) J. Phelan, IV has a host of experience and accolades.

Both prior to and during his time at Cordell & Cordell, Mr. Phelan has appeared in hundreds of hearings on behalf of his clients, and his efforts secured results that have provided both financial security and peace of mind for those who had little hope until he took their case.

Domestic relations matters offer a plethora of options and issues that Mr. Phelan is experienced to handle, whether he is helping his clients to understand their case, negotiating and communicating with the opposing side, or meticulously preparing for and litigating a case at trial.

Mr. Phelan is experienced in handling all manner of appeals for family law cases, specifically handling various matters in Pennsylvania’s appellate courts. He is a member of an elite team of Cordell Appellate attorneys and regularly works with counsel in the firm across the United States to consult and assist on family law appeals.

“I enjoy working with my clients, who are usually in a difficult position in their lives, to help them reach a resolution that is not only in their favor, but also allows them to put their minds at ease and continue on with their daily lives,” Mr. Phelan said.


Awards and Honors

Honors

  • The Best Lawyers in America® for Family Law, 2026
  • Pennsylvania Super Lawyers, 2025
  • In 2019 and from 2023-25, Mr. Phelan was selected for the Irish Legal 100, an annual compilation of the most distinguished legal professional in the United States of Irish ancestry
  • Pennsylvania Super Lawyers, Rising Stars, 2016-2017 & 2022
  • Washington D.C. Super Lawyers, Rising Stars, 2014-2015
  • In 2023, the Pennsylvania Bar Association’s Disability Services Committee received the Pennsylvania Bar Association’s Award for Outstanding Leadership in Diversity, Equity and Inclusion, under Mr. Phelan’s leadership
  • The Appellate Lawyers selected Mr. Phelan in 2022 for its collection of leading appellate lawyers from across the country based on the results of peer nominations, in-depth research, and client feedback
  • Mr. Phelan was recognized in 2016-17 and 2022 as a Pennsylvania Rising Star in the family law practice area by Super Lawyers
  • Recognized as a Rising Star from 2014 through 2017 in both Washington, D.C. and Pennsylvania
  • In 2016, the American Institute of Family Law Attorneys named Mr. Phelan one of the 10 Best Family Law Attorneys for Client Satisfaction in Pennsylvania
  • Mr. Phelan was named one of the National Academy of Family Law Attorneys’ Top 10 Under 40 Attorneys for the state of Pennsylvania for 2016
  • In 2016, Mr. Phelan was named to The National Advocates Top 100 List. The list recognizes the Top 100 attorneys from each state or region who serve individuals and families needing attorneys to represent them in the American legal system
  • Who’s Who Among Law Professionals (Montclair), 2010-12
  • G.P. Smith Award for Exceptional Dedication to Journal of Contemporary Health Law & Policy

Education

Legal Education

  • Catholic University of America, Columbus School of Law, Washington, District of Columbia
    Juris Doctor
    Honors: Certificate in Law and Public Policy
    Law Journal: The Journal of Contemporary Health Law & Policy, Senior Editor

Non Legal Education

  • The Catholic University of America
    M.A.
    Honors: magna cum laude
    Major: Congressional and Presidential Studies (Politics)
  • The Catholic University of America, Washington, D.C.
    B.A.
    Honors: magna cum laude
    Major: Classical Civilizations

Current Employment Position(s)

  • Litigation Partner

Classes and Seminars

  • “U.S. v. Rahimi: Examining a Federal Firearm Case and PFAs,” Pennsylvania Bar Association – Law in the Family podcast, Sep. 26, 2024
  • “Love Reigns Supreme: Review of Recent Family Law Cases before the U.S. Supreme Court,” presenter, Cordell & Cordell Domestic Litigation Forum, Apr. 5, 2024
  • “Legal Update – A Year in Review” at Pennsylvania Family Law From A to Z, virtual CLE, National Business Institute, Apr. 16, 2024
  • “Child Custody and Support: Current Issues and Solutions” at Family Law Practice Tips 2024 virtual CLE, National Business Institute, Feb. 26, 2024 & Aug 20, 2024
  • “Significant PA Appellate Court Cases 2023 – Webcast,” presenter, Pennsylvania Bar Institute, Aug. 31, 2023
  • “Pennsylvania Family Law 2022 Appellate Review,” presenter, Pennsylvania Bar Association Appellate Advocacy Committee’s Lunch & Learn Series, Jan. 26, 2023
  • “Hot Topics in Disability Accommodations Law,” moderator, Pennsylvania Bar Institute online CLE, Aug. 2, 2022
  • “How Appealing: Tips, Considerations, and Basics of Appeals for the Family Law Litigator,” presenter, Cordell & Cordell Domestic Litigation Forum, Apr. 15, 2022
  • “Pennsylvania Divorce Law 101 – Restraining Orders,” virtual CLE presentation, mylawCLE.com, Nov. 1, 2021
  • “Celebrating 30 Years of the Americans with Disabilities Act,” moderator, Pennsylvania Bar Institute online CLE, November 12, 2020
  • Mr. Phelan appeared on RVN-TV’s program “Dr. Sue & You” on July 15, 2020, to discuss the various ways family law has been affected by the COVID-19 pandemic.
  • “Family Law Clients with Disabilities: Identifying Issues and Providing Solutions,” 42 Pennsylvania Family Lawyer 50-52 (2020)
  • Mr. Phelan was on the faculty for the Pennsylvania Bar Institute’s 2018 Family Law Institute.
  • “United States Supreme Court, Citing Federal Pre-Emption, Blocks State Courts’ Ability to Indemnify Non-Military Spouse for Decrease in Share of Military Pension upon Military Member’s Receipt of V.A. Disability Payments; Case Note: Howell v. Howell, 137 S.Ct. 707 (U.S. 2017),” 40 P
  • “Recognizing and Respecting Disability Rights in Family Law Cases,” presenter, Doris J. Freed American Inn of Court, Feb. 13, 2018
  • “Contempt of Court and Family Law Cases,” presenter, The Bucks County American Inn of Court, Nov. 27, 2017.
  • “Issues on Qualifying for the Bar,” organizer and presenter, tenBroek Disability Law Symposium, National Federation of the Blind, Baltimore, MD, Apr. 19, 2012
  • “How to Represent Social Security Claimants with Mental & Physical Disabilities,” moderator, ABA online CLE course, August 24, 2011
  • “Kicking Down the Door to Employment I: Of Mentors and Schedule A,” presentation, American University Washington College of Law, “Assisting Law Students with Disabilities in the 21st Century,” Mar. 10, 2011
  • “Goal III Report: A report on the status of the participation of persons with disabilities in the American Bar Association and its divisions, sections, and forums.” (eds. 2008-2012)
  • “Comments from the American Bar Association on Nondiscrimination on the Basis of Disability; Accessibility of Web Information and Services of State and Local Government Entities and Public Accommodations,” to U.S. Dep’t of Justice, 35 Mental & Physical Disability L. Rep. 15 (2011)
  • The Second National Conference on the Employment of Lawyers with Disabilities: A report from the American Bar Association for the Legal Profession (2009)
  • “Best Practices for Recruiting, Hiring and Retaining a Diverse Legal Staff,” presentation, National Disability Rights Network, Training and Advocacy Support Center Annual Conference, Baltimore, MD, Mar. 16, 2009
  • “Ignored No Longer: Contributions of the Common Law of Agency to Principal-Agency Theory and Congressional Leadership.” 45 Studies in Law, Politics, and Society, 235-254 (2008); presentation, Pennsylvania Political Science Association Annual Meeting, Kutztown, PA, Mar. 2007

Published Works

Articles

  • Book review, The Ugly Laws: Disability in Public, The Journal of the American Academy of Psychiatry and the Law, Vol. 41, No. 1 (2013)
  • Co-Editor; “Statistical and Other Information on Lawyers with Disabilities: A New Beginning Amidst Gaps and Unanswered Questions,” with John W. Parry
  • “Political Gerrymandering After LULAC v. Perry: Considering Political Science for Legislative Action.” 32 Seton Hall Legislative Journal 89-121 (2007)

Bar Admissions

  • Pennsylvania
  • New Jersey
  • Maryland
  • District of Columbia
  • U.S. District Court Eastern District of Pennsylvania
  • U.S. District Court for the District of Columbia

Other Affiliations

  • Pennsylvania Bar Association, Family Law Section
  • Pennsylvania Bar Association, Disability Services Committee, Chair (2020-2026)
  • Pennsylvania Bar Association, Nominations Committee (2022, 2024)
  • Pennsylvania Bar Association, Appellate Advocacy Committee
  • Philadelphia Bar Association, Family Law Section
  • American Bar Association, Family Law Section
  • American Bar Association, Judicial Division, Appellate Judges Conference – Council of Appellate Lawyers
  • Doris Jonas Freed Matrimonial American Inn of Court, President (2021-2022); Executive Board Member (2017-2023)
  • District of Columbia Bar Association
  • Brehon Law Society, Councilmember (2023 – Present)

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Philadelphia, PA

1601 Market St.
Suite 2230
Philadelphia, PA 19103

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Phone Number: 636-229-9679

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Hours: Monday - Friday, 8:30 AM - 5:30 PM

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