Greg Mashburn is the District Attorney for District 21

Cleveland, Garvin, and McClain Counties

Welcome from District Attorney Greg Mashburn:

Welcome to the Cleveland County Oklahoma District 21 website! It’s purpose is to provide citizens like you with important information concerning the District Attorney’s Office, plus convenient access to pertinent forms, and yet another way to communicate with our staff. Our goal is to partner with you to keep our communities safe and prosperous.

If you cannot find what you’re looking for, please don’t hesitate to contact our office by phone: 405-321-8268, email: , or in person at

Greg Mashburn DA
Cleveland County District Attorney Office
201 S. Jones Suite 300
Norman, Oklahoma 73071.

As always, we are here to serve you.

Thanks for visiting!
Greg Mashburn
District Attorney, District 21

Greg Mashburn Cleveland County District Attorney