ABOUT THE LAW OFFICE OF DIANE B. MCWHIRTER
Question: "Why would a legal client visit the Law Office of Diane Baltzelle McWhirter?"
Answer: Because she CARES.
Cares about her clients guardianship, probate & estate planning needs
Advocates for her clients in the court system and in mediations.
Researches law and technology to maintain a cutting edge.
Expects excellence in her legal product.
Succeeds in her trial and law practice for over 40 years.
THE PRACTICE
In 2015, Fortune Magazine featured her practice in the September issue, Women Leader in the Law.
Combining 40 years of litigation experience with 25 years experience as a Florida Supreme Court certified mediator, Attorney Diane Baltzelle McWhirter expects excellence in her legal product. However, most importantly to her clients... Diane's passion for helping people translates into client success, using her tools of legal expertise alongside her caring and compassion. Through this approach, numerous clients of Diane's have benefitted from her advanced training, research and readiness for trial or settlement. A Florida native, Diane has served Central Florida through her law practice since 1983.
Diane Baltzelle McWhirter – a graduate of Duke University, Trinity College, and the University of Florida Law School – is the chair of the 2026 Reporter’s Workshop and vice chair of The Florida Bar’s Media and Communications Law Committee. With an active probate and estate planning practice, she frequently lectures on trial practice, case selection and probate law topics. McWhirter served as chair of the Estate, Guardianship and Trust Committee for the Orange County Bar Association in Orlando.
While in law school and before serving as an assistant public defender for three years, McWhirter clerked for Chief Judge Benjamin Tench of the 8th Judicial Circuit, where she reviewed handwritten writs and appeals, wrote research memos and observed court hearings.
Examples of her high-profile cases during her 40 years of courtroom experience include representation of a child witness in a felony murder case; a Florida hotelier in both state and federal court in personal litigation; an Orlando auto repair business against RICO, racketeering charges; foreign royalty and local celebrities with their family matters; and a Volusia County charity in state and appellate court on first amendment and confidentiality of records issues.
An active member of the Downtown Orlando Rotary Club, former secretary of the Orlando Rotary Foundation and the first woman member inducted into the Rotary Club of DeBary, Volusia County, McWhirter twice received the Paul Harris award from Rotary International.