A native of Lake Charles, Louisiana, Tammy Simien Moon practices Family, Probate and Child Welfare Law.  Having founded and managed The Simien Moon Law Firm P.C. and in practice for over 27 years, she focuses on all areas of the family, including custody and property issues associated with divorce, drafting and probating estate planning documents, probating heirship and administrations and custody issues in child welfare law cases. Tammy is board certified in the areas of Family Law and Child Welfare Law.  She is a respected mediator for Family Law cases. Tammy is a founding member of The Houston Family Law Group, which is a family law mentoring group for African American Female Attorneys in the Houston and surrounding counties.  Additionally, Tammy is a fellow of the American Academy of Matrimonial Lawyers.

Tammy has held a number of top-ranking positions in the field of family law, as she has chaired the Family Law Section of the Houston Bar Association, the Gulf Coast Family Law Specialists, and the Burta Rhoads Raborn Family Inn of Court. Tammy serves as a member of the Family Law Examination Committee for the Texas Board of Legal Specialization. She is also a member of the board of directors for the Family Law Section of the Texas Board of Legal Specialization and a member of the Texas Bar Foundation. Additionally, Tammy serves on the Council for the State Bar of Texas Family Law Section. While practicing law is her passion, she has also served as an adjunct professor for Domestic Relations at Texas Southern University, Thurgood Marshall School of Law where she attended law school and served as Articles Editor on Law Review. Tammy lectures frequently at continuing legal seminars sponsored by the State Bar of Texas.   She is happily married to Leonard Moon and the proud mother of seven.