Giovanna Abreu O’Connor | Trust Attorney in Miami | RMO Lawyers
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Giovanna OConnor is an estate attorney in Miami

Giovanna Abreu O’Connor

Managing Attorney – Miami

Giovanna (“Gia”) Abreu O’Connor is the Managing Attorney in the Miami office, which she helped launch. Gia’s practice focuses on representing beneficiaries and fiduciaries—e.g., administrators, executors, trustees, conservators, and guardians—in contested trust, estate, and guardianship litigation, as well as related estate and guardianship administration issues. Gia also has meaningful experience in handling commercial and business disputes, real estate transactions and disputes, and appeals. Gia works closely with clients, resolving cases with efficiency and innovation and obtaining advantageous outcomes.

Gia grew up in Miramar, Puerto Rico and graduated from Florida International University with a B.A. in International Relations. She then attended Florida International University College of Law, where she served as a Dean’s Fellow to the Assistant Dean of Development, graduate assistant to Dr. Stanley Fish, and interned with the Probate Division of the 11th Judicial Circuit in Miami.


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  • Adjunct Professor – Legal Skills and Values III, FIU College of Law, 2018
  • Community Outreach Committee Chair – FIU College of Law Alumni Board, 2017-2019
  • Courtesy Instructor/Supervising Attorney – FIU College of Law Wills Project, 2017-2018
  • Table for Eight Committee Co-Chair, Florida Association of Women Lawyers, 2017-2019
  • Chair, 11th Judicial Circuit Screening Committee for Court Appointments in Mental Health Proceedings, Extraordinary Guardianship Issues, and Other Matters Via Registry (JAC)
  • Director, Miami-Dade Florida Association for Women Lawyers
  • Co-Chair, Law School Liaison Committee, Miami-Dade Florida Association for Women Lawyers, 2021-2022
  • Mentee, NextGen Emerging Leaders Program, Chapman Partnership, 2022
  • Council Member, Chapman Partnership Nextgen Executive Council


Florida International University, College of Law
Juris Doctor

Florida International University
Bachelor of Arts, International Relations


  • English
  • Spanish


  • Member, State Bar of Florida


  • Obtained final order enforcing post marital agreement and recovering estate assets from surviving spouse who had relinquished their rights to the assets and all spousal rights in decedent’s estate.
  • Obtained dismissal with prejudice and affirmance on appeal on behalf of annuitant in lawsuit filed by her sisters, who sought a portion of a wrongful death settlement annuity they were not legally entitled to.
  • Obtained declaratory judgment in favor surviving spouse against the co-trustees of decedent’s trust and decedent’s children from prior marriage interpreting and enforcing settlement agreements between the parties which were intended to resolve prior trust litigation.
  • Represented hospital as petitioner in incapacity and guardianship proceedings involving patients, and successfully appointed public guardians for patients whose next of kin were unable or unwilling to care for patient and make healthcare and financial decisions on patient’s behalf.
  • Obtained favorable outcome for surviving spouse in litigation to invalidate will and trusts based on undue influence against decedent’s children from a prior marriage.
  • Represented hospital in proceedings to enforce patient’s living will after patient’s child concealed existence of living will and kept patient on life support against patient’s express wishes.
  • Favorably resolved creditor’s claims filed on behalf of creditors in decedent’s estates.


  • Dillon v. Owens, 303 So. 3d 545 (Fla. 3d DCA 2020)
  • Sugar v. Guardianship of Stern, 109 So. 3d 809 (Fla. 3d DCA 2013)


Probate and Trust Litigation Firm RMO LLP Expands Its Miami Presence

published in PRNewswire

Los Angeles based probate and trust estate litigation firm RMO LLP has expanded its South Florida presence with the addition of attorneys Giovanna O’Connor and Sylvana Rosende to its new Miami office in Coral Gables, the firm announced this week. The expansion allows the firm to …

Florida Expands “Slayer Statute” to Disinherit Those Convicted of Abuse, Neglect, Exploitation, or Aggravated Manslaughter of an Elderly Person or Disabled Adult

Recent changes to Florida law have expanded protections for elderly persons and disabled adults by creating disinheritance penalties for abuse, neglect, exploitation, or aggravated manslaughter of our most vulnerable.  Florida Statutes §733.303 was amended to prohibit persons convicted of abuse, neglect, exploitation, or aggravated manslaughter of an elderly person 



What Is a Waiver of Spousal Rights Statute?

When a married person passes away, their surviving spouse has certain rights regarding the deceased spouse’s estate. Under Florida’s waiver of spousal rights statute, surviving spouses may waive some…


What Is a Probate Adversary Proceeding?

Under the Florida Probate Rules, some disputes that arise during the administration of an estate are considered adversary proceedings. Probate adversary proceedings differ from a standard formal…


What Is an Administrator Ad Litem?

An administrator ad litem is a person appointed by the probate court to represent an estate’s interests in a lawsuit. The term “ad litem” is Latin for “during the litigation” or “during the action” so the…



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