About
Joseph Fetterman is an Oklahoma City attorney with Wirth Law Office, representing clients in criminal defense and family law. His work includes criminal charges and disputes involving divorce, child custody, and support. He helps clients understand the legal process, evaluate case options, and prepare for court proceedings. His practice draws on courtroom preparation, legal research, and experience working with legal teams on matters requiring careful fact investigation.
Joseph earned a Bachelor of Arts in Political Science from Ashford University and a Juris Doctor from Oklahoma City University School of Law in 2024. During law school, he gained practical experience as a Licensed Legal Intern. His work included research, investigation, motion drafting, mediation, plea negotiations, and trial preparation. His education and early legal experience helped develop skills in evaluating evidence, understanding procedural rules, and communicating legal issues.
Joseph worked with Oklahoma City law firms before becoming a licensed attorney, assisting lawyers in criminal and civil matters. His responsibilities included drafting court documents and supporting trial strategy and negotiations. He also previously served for nearly two decades in the U.S. Navy, including work as a Command Career Counselor. That role involved advising and training service members and handling responsibilities requiring organization, judgment, and effective communication.
Joseph Fetterman focuses on providing legal representation to people facing decisions with serious consequences for their rights and families. In criminal cases, he works on the preparation and advocacy needed to address pending charges. In family matters, he assists with disputes over relationships, parenting, and financial responsibilities. His background in military leadership and legal training supports a practical approach to client communication, case preparation, and courtroom work.
Law Office Affiliations
- Attorney, Wirth Law Office – Oklahoma City
- Member, Oklahoma Bar Association
Licensed State
- Oklahoma
Education
- Oklahoma City University School of Law
Juris Doctor (JD)
Awards & Badges

- Assault & Battery
- Drug Crime
- DUI & DWI
- Expungement
- Federal Crime
- Homicide
- Parole & Probation
- Sex Crimes
- Speeding & Traffic Tickets
- Divorce & Separation
- Guardianship





