About
Brianne L.O. Wong Leong is a managing partner of Wong Leong Cuccia, LLLC, focusing on complex family law matters for clients across Hawaii with careful legal strategy. Her practice includes divorce, paternity, child support, post-decree enforcement or modification, mediation, collaborative divorce, premarital and post-marital agreements, guardianship, and alternative dispute resolution.
She earned a Bachelor of Business Administration degree with Distinction from the University of Hawaii – Manoa in 2001, along with a Certificate of Hawaiian Language. She received her Juris Doctor, graduating cum laude, from the William S. Richardson School of Law in Honolulu in 2005, building a strong academic foundation. She began her legal career in civil litigation while still attending law school, gaining practical experience with litigation firms in Honolulu. After returning to Maui, she gained litigation, negotiation, and case management experience with respected attorneys and at a larger local law firm.
Her practice is often suited to matters involving substantial assets, multiple properties, business interests, joint ventures, jurisdictional disputes, and attorneys from other states or countries. She is frequently recommended in complicated family law cases that require careful analysis, organized preparation, financial awareness, and steady guidance through emotionally difficult circumstances. She has served the legal community through the Maui County Bar Association, including board service and work as Continuing Legal Education Chair. Her committee work shows her commitment to family court improvement, legal education, and informed practice.
Trained in mediation and collaborative law, Brianne L.O. Wong Leong helps clients consider solutions outside traditional courtroom litigation when appropriate. This approach can be especially valuable in family matters involving children, where respectful negotiation, practical agreements, and reduced conflict may help families move forward with greater stability, dignity, and understanding during stressful transitions and decisions. She provides compassionate, straightforward, and skilled representation grounded in professionalism, respect, and integrity.
Law Office Affiliations
- Managing Partner, Wong Leong Cuccia, LLLC
- Member, Hawaii State Bar Association
- Director, CLE Chair, Maui County Bar Association (2015 – 2018) (2018)
Licensed State
- Hawaii
Education
- William S. Richardson Law School
Juris Doctor (JD) Cum Laude - University of Hawaii
Bachelor of Business Administration
Awards & Badges


- Child Custody
- Child Support
- Divorce & Separation
- Guardianship
- Marriage & Prenuptial Agreements
- Mediation & Collaborative Law
- Paternity




