Office | Miami, FL

About Hamilton O'Neill

Hamilton O’Neill is a boutique firm dedicating its practice exclusively and discreetly to complex or high-stakes family law matters. Call Now.

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. Hamilton O’Neill 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. As a result, Kathryn interacts with her clients throughout the case and collaboratively designs strategies specifically tailored to attain the goals that are set out at the initial client consultation.

 

Awards

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Quality of Service
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5.0
Divorce
Posted by Julian
March 16, 2024
Hired Law Firm

Kathryn Hamilton and her firm was the consummate professional and both compassionate and dogged in her pursuit of justice during one of the most difficult times in my mother's life. I cannot thank nor recommend her enough. I am forever grateful for her work on my mom's behalf.

Child Custody
Posted by Cassidy
February 26, 2024
Hired Law Firm

With this LawFirm changed me and my child’s life my case wasn’t handled with care compassion or determination until I came to Hamilton O’Neill law firm they gave me results within my case no one else could give they spent a lot of hard work and dedication to my case making my custody battle a ease I will be forever grateful for everyone at Hamilton O’Neill time hard work and care towards me and my child especially Kathryn Hamilton and her staff everyone who works in the office has always treated me with kindness and understanding and responded in a timely matter even when it was an emergency they was there to help me and solve the problem

 
Divorce
Posted by anonymous
February 26, 2024
Hired Law Firm

I have been working with Kate for over 5 years and the experience is always positive. It has been a real pleasure working with Kate! The entire team is always very responsive, and they always make sure my matters are addressed correctly.

Family Law
Posted by anonymous
June 25, 2015
Hired Attorney Ms. Kathryn Hamilton

The best family law attorney in Miami
Three years ago I was lucky enough to walk through the doors of The Hamilton Family Law Firm and meet the best family law attorney in Miami, Kathryn Hamilton.
I will always remember what she told me, "We speak the truth here, whether it is good or bad." She is the most ethical and caring attorney in town. Her greatest concern was to get me through my divorce and protect my children.
She is matriculously prepared in all aspects of your case. Kathryn Hamilton is a fierce litigator who is always prepared in court. Her preparedness for your case is second to none.
I will never forget what she did for me and my two sons.

 

Services

Areas of Law

  • Family Law 18
    • Divorce
    • Premarital Agreements
    • Domestic Violence
    • Child Custody
    • Child Support
    • Paternity
    • Alimony
    • Child Advocacy
    • Child Dependency
    • Domestic Relations
    • Grandparents Custody
    • Marital Agreements
    • Marital Property Settlements
    • Matrimonial Law
    • Palimony
    • Parental Rights
    • Spousal Support
    • Visitation Rights

  • Annulment
  • Domestic Partnerships
  • Agency and Distributorships 2
    • Equitable Distribution
    • Marital Property Distribution
  • Legal Separation
  • Property Law 1
    • Marital Property Law
  • Other 2
    • Division of Property
    • Parenting Plans

Contact Hamilton O'Neill

4.8
34 reviews

Chase Bank Bldg., 150 S.E. 2nd Avenue, Suite 908Miami, FL 33131U.S.A.

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Office Hours:
  • Monday 8:30 AM - 5:30 PM
  • Tuesday 8:30 AM - 5:30 PM
  • Wednesday 8:30 AM - 5:30 PM
  • Thursday 8:30 AM - 5:30 PM
  • Friday 8:30 AM - 5:30 PM
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