Kathleen A. O’Connor, Esquire


Kathleen A. O'Connor has been a family law practitioner with Sweeney & Neary since 2007, and she became a partner in 2022. A highly rated lawyer with more than 15 years of legal experience, Ms. O'Connor focuses her practice solely on family law, and she represents the rights and interests of clients throughout Delaware County, Pennsylvania and the surrounding counties who have legal needs involving any of the following:

  • Divorce
  • Child custody and support
  • Equitable distribution
  • Protection from abuse and restraining orders
  • Pre- and postnuptial agreement preparation and enforcement

Throughout the course of her legal career, Ms. O'Connor has achieved considerable success assisting and guiding her clients through the divorce and child custody process by helping them make the best-informed decisions on the matters that will affect their families for years to come.  As a result, she has gained a reputation for her honesty, integrity, and compassion.

Recognized for her outstanding professionalism and service, Ms. O'Connor has earned many top rankings and endorsements from her peers, clients and community.  She has been recognized as a Pennsylvania Super Lawyer since 2020; she has been recognized as a Best Lawyer in America since 2021; the Delaware County Daily Times named her as a Top Lawyer in 2022; and Main Line Today named her as a Top Lawyer in her region in 2016 and 2017. In addition, she received the Nicholas D. Vadino Memorial Award from the Delaware County Bar Association in 2011. She has also received "Excellent" client ratings on Avvo.

Active in her legal community, Ms. O'Connor is a member of the Delaware County Bar Association, where she has served as chair for the organization's Family Law Section, as former president of its Young Lawyers Section, and as a member of the DCBA’s Board of Directors.  She is currently co-Chair of the Pennsylvania Bar Association's Family Law Section Rules Committee.  Ms. O'Connor is a frequent lecturer on family law matters for the Delaware County Bar Association, and she has served as a lecturer on divorce matters for the Pennsylvania Bar Institute, as well as for the Pennsylvania Conference of State Trial Judges.

After graduating in 2000, Cum Laude, from the University of Maryland, College Park, with degrees in psychology and criminal justice, Ms. O'Connor worked at a prominent investment firm for several years before deciding to pursue her legal career. She graduated from Penn State Dickinson School of Law in 2006. While in law school, Ms. O'Connor worked for the school's Family Law Clinic, and she served as a senior editor for the Penn State International Law Review where she published an article exploring international child custody rights.

Ms. O’Connor is admitted to practice before all state courts in Pennsylvania, as well as the U.S. Supreme Court.