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Attorney Murry J. Parrish

Attorney Pepper DeVaughn

Greg Keogh | Parrish DeVaughn

Greg Keogh

Injury Lawyer

Greg was born and raised in Dublin, Ireland. Through his love and passion for sports, Greg was given the opportunity to attend St. Gregory’s University in Shawnee, Oklahoma after he received a soccer scholarship. Greg graduated from St. Gregory’s in May 2015 with a Bachelor of Science in criminal justice. Greg then went on to earn his Juris Doctorate, graduating with honors and in the top 15% of his class from the University of Oklahoma College of Law in 2019.

During law school, Greg served as an assistant managing editor for the American Indian Law Review and had a case note that he authored published by the American Indian Law Review. See 43 Am. Indian L. Rev. 233 (2018), Additionally, Greg won three American Jurisprudence awards for achieving the highest grade in his class in contract law, copyright law, and international business transactions. Greg was admitted to practice law in Oklahoma in 2019, where he finished in the top 5% of Multistate Bar Examination test takers across the nation. He is licensed to practice in all Oklahoma state courts as well as the United States District Courts for the Western, Northern, and Eastern Districts of Oklahoma.

Greg’s legal experience began prior to attending law school when he worked as a case manager here at Parrish DeVaughn. During law school, Greg also interned at Parrish DeVaughn and then with an insurance defense firm in Oklahoma City. Upon graduation from law school, Greg worked at the same insurance defense firm where he gained invaluable experience working in several different areas of civil law. Greg’s experience is primarily civil practice with experience on both the plaintiff and defense side.


Dublin, Ireland


St. Gregory’s University, B.S.; University of Oklahoma College of Law, J.D.

Bar Admissions


Greg Keogh | Parrish DeVaughn

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Brain Injury, Auto Accident


Motorcycle Accident, Wrongful Death


Cervical Disc Herniation

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