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Hamilton O’Neill PLLC

United States 2024

General Information

Year founded: 2008
This is the year the firm (or its earliest predecessor entity) was founded.
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Content is provided by the firm.

Hamilton O’Neill is a boutique firm dedicating its practice exclusively and discreetly to complex or high-stakes family law matters. With its reputation as a well-respected family law firm in South Florida, Hamilton O’Neill provides highly experienced counsel and representation to high net worth individuals.

The Law Firm believes in quality representation over quantity of cases, so each case the Law Firm accepts receives the benefit of our complete attention and skill. By doing so, the Law Firm provides specialized, full service representation to each of its clients, whether the goal is an amicable resolution in settlement or zealous representation in the courtroom.

With the Law Firm’s reputation of representing a clientele comprised of successful entrepreneurs, business owners and executives, doctors, lawyers, television personalities, and athletes, the firm’s founding member, Kathryn DeVane Hamilton is recognized and top-ranked by many prestigious organizations such as Best Lawyers in America, Florida Super Lawyers and Martindale Hubbell. The Law Firm has been ranked as “Best Law Firms” in family law by U.S. News & World Report - Best Lawyers since 2020.

Whenever possible, the Law Firm strives to reduce the emotional and financial strain of protracted litigation by resolving matters on an amicable basis. When it is necessary to seek court intervention, the Law Firm advocates zealously on behalf of their clients by fighting vehemently to protect and promote the client’s legal rights and entitlements.

The Law Firm often assembles a team of highly qualified professionals, including forensic accountants, business valuation experts, forensic psychologists and vocational counselors to advance the claims of their clients. At Hamilton O’Neill, a team approach is utilized and the client is the most valuable player. Throughout the case the Law Firm interacts with the client to collaboratively design strategies specifically tailored to attain the goals that are set out at the initial client consultation.

Contact Hamilton O’Neill to schedule a consultation by calling 305.371.3788 or fill out the online form on our contact page.


Hamilton O’Neill PLLC is metro ranked in 1 practice areas. Best Law Firms rankings are based on a rigorous evaluation process.

Read how Best Law Firms ranks firms

Metro Rankings

Tier 1 for Family Law


Regional Rankings

Tier 1 for Family Law

Practice Areas

The below are areas of legal specialty volunteered by the firm and do not designate a specialty in which a Best Law Firms ranking is held.
  • Family Law

Individuals Recognized in The Best Lawyers in America®

Hamilton O’Neill PLLC has 1 lawyers recognized for individual performance in the 2024 edition of The Best Lawyers in America®. By receiving this Best Lawyers recognition from their peers for their professional excellence, these lawyers made Hamilton O’Neill PLLC eligible for evaluation for Best Law Firms rankings. For almost two decades, Best Lawyers has awarded these singular accolades, making them the foundation of our Best Law Firms awards. Read more about our Best Lawyers process here.
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Female: 1
Attorney Management / Department Heads
Female: 1
Female: 1

Office Locations

Miami, FL
Chase Bank Building, Suite 908
150 Southeast Second Avenue
Miami, FL 33131
United States
305-371-3788 Call our Miami, FL location at 305-371-3788 Get Directions Get directions to our Miami, FL location


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