About
Gregory K. Barker is an attorney at Barker Law Office in Wichita, Kansas, where he practices criminal defense and indigent defense. He represents individuals facing criminal charges and brings decades of Kansas legal experience to matters involving courtroom advocacy, case preparation, and defense strategy. Barker’s practice is grounded in long-standing familiarity with criminal procedure and the practical demands of representing clients whose liberty and future may be at stake.
Barker earned a B.A. from the University of Kansas in 1970 and a J.D. from Washburn University School of Law in 1977. He was admitted to practice in Kansas that same year. His academic training provided a foundation in legal analysis, research, advocacy, and criminal procedure that has supported a career spanning nearly five decades in public and private legal work.
Earlier in his career, Barker served as city prosecutor for Junction City, Kansas. In that role, he argued before the Kansas Supreme Court in City of Junction City v. Riley, a 1987 criminal case addressing police authority and warrantless arrests during fresh pursuit. His prosecutorial background gives him experience with the government side of criminal proceedings in addition to his later work representing defendants through Barker Law Office.
Gregory K. Barker received a Martindale-Hubbell Notable peer rating in 2021. His professional background reflects extensive experience with Kansas criminal law and courtroom practice, including both prosecution and defense work. Barker’s long career gives him perspective on case evaluation, criminal procedure, and advocacy, while his current practice remains focused on defending individuals in criminal and indigent defense matters in Wichita.
Law Office Affiliations
- Attorney, Barker Law Office
- Member, Kansas Bar Association
Licensed State
- Kansas
Education
- Washburn University
Juris Doctor (JD) - University of Kansas
Bachelor of Arts (BA)
Awards & Badges





