Michelle O'Neil

O'Neil Wysocki, P.C.

Michelle O’Neil founded and leads the Dallas boutique family law firm of O’Neil Wysocki, known for specializing in family law litigation statewide. Described by one lawyer as "a lethal combination of sweet-and-salty", Ms. O'Neil exudes genuine compassion for her client's difficulties, yet she can be relentless in pursuit of a client's goals. With 29 years’ experience in the family law courtroom, Ms. O’Neil focuses on complex divorce issues, particularly those involving business issues in marital property. One judge said of Ms. O'Neil, "She cannot be out-gunned, out-briefed, or out-lawyered!"

As a board-certified family law specialist by the Texas Board of Legal Specialization for more than 24 years, Ms. O’Neil litigates family law matters before the trial court and uniquely appellate matters in the trial courts, courts of appeals and Texas Supreme Court. Lawyers frequently consult with Ms. O'Neil specialized legal issues requiring particularized attention both at the trial court and appellate levels. She has more than 127 appellate matters accredited to her name.

Ms. O’Neil has been recognized as one of the top family law attorneys locally, statewide, and nationally. She has been named to the list of the Best Lawyers in America for 5 years, the list of Texas Super Lawyers for 10 years, the Texas Super Lawyer list of the Top 50 Women Lawyers in Texas for 6 years, and one of the best lawyers in Dallas by D Magazine for 4 years.

A noted author, Ms. O'Neil’s third book called What You Need to Know About Divorce in Texas, was released in 2017 and is available on Amazon. She has two prior books, both out of publication: Basics of Texas Divorce Law, published from 2012-2016, and All About Texas Law and Kids, published in 2009 by Texas Lawyer Press.

Ms. O’Neil is passionate about mentoring young women lawyers to be leaders in the legal field. She co-founded a women lawyer’s group for that purpose which now boasts over 1,300 members. In the Spring of 2021, she received a certificate from Harvard School of Law in Women’s Leadership.