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Franklin County Prosecuting Attorney Ron O'Brien

RON O'BRIEN, Franklin County's 50th Prosecuting Attorney, is the former Columbus City Attorney, Columbus City Prosecutor and Franklin County Assistant Prosecuting Attorney. Ron O'Brien has over 40 years of governmental law service to the City of Columbus, Franklin County and its citizens.

This week in Court

See the document below for trials scheduled to start this week*. Case information online has more info about each case.



*Trials can be continued or rescheduled at any time. Please check with the court assignment office for most current information at 645-8346

Franklin County Opiate Crisis Summit

Franklin County Prosecutor Ron O’Brien took part in the Franklin County Opiate Crisis Summit. Click the link below to see more.

Crime Victims Rights Toolkit

Working with the Ohio Crime Victim Justice Center and its founder Cathy Harper Lee the Crime Victims Rights Toolkit was unveiled today at the CPD Training Academy- and is posted and available in the Victim Witness Advocate section of this website to supplement our daily work protecting survivors/victims of violent crimes. Find it and other helpful information on the Victims Witness Advocate page . 

OSU Student Visit

Every fall Prosecutor Ron O’Brien hosts students from The Ohio State University Politics, Society and Law Scholars.  Not only do the approximately 120 students observe Common Pleas court activity, but they also spend time with Prosecutor O’Brien learning about the duties, demands, and gratification of being a county prosecutor.


See our Facebook page for more info


The Office of the Franklin County Prosecuting Attorney exists pursuant to the provisions of the Ohio Revised Code. The office consists of 116 assistant prosecuting attorneys along with 108 employees that make up the support staff.

The Prosecuting Attorney represents the State of Ohio by inquiring into and prosecuting felony crimes committed by adults and all offenses committed by juveniles. The Franklin County Prosecuting Attorney is also legal counsel for county officials, county agencies, townships and various boards. Please review our FAQ for answers to many common questions about the court process and how our office works.

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