William B. Doonan

William B. Doonan is the founder of the Law Office of William B. Doonan, focusing on family law matters such as divorce, child custody, modifications, and adoption. Board Certified in Family Law by the Texas Board of Legal Specialization, he provides personalized legal representation to clients throughout Tarrant, Denton, and Midland counties. Understanding the long-term impact of family law cases, Mr. Doonan is committed to guiding clients through complex issues involving property division, child support, and spousal support.

Admitted to the Texas Bar in 2009, Mr. Doonan is also licensed to practice before the U.S. District Court for the Western District of Texas and the U.S. Court of Appeals for the 5th Circuit. His practice extends to estate planning and probate matters, helping clients prepare for life changes with tailored legal solutions.

Mr. Doonan earned his Juris Doctor from Texas Tech University School of Law, following undergraduate degrees in Mathematics and History from the University of Texas of the Permian Basin. He has been recognized with honors such as a 10.0 Avvo rating and inclusion in Super Lawyers. His dedication to clients is reflected in his reputation for compassionate and effective legal advocacy.