The Audrain County Prosecuting Attorney  is elected every four years at the general election. The prosecuting attorney must be a  person learned in the law, licensed to practice as an attorney at law in this state, at least twenty-one years of age, and who has been a resident of the county for twelve months before the general election at which he is a candidate.

Thomas I. Osborne has served as Audrain County Prosecuting Attorney for 31 years. Tom earned his Law Degree at the University of Missouri at Columbia and is a past president of the Missouri Prosecutors Association.

Randall M. England has been Assistant Prosecuting Attorney for Audrain County since 1993.  Randy is president of the Audrain County Bar Association and a graduate of the University of Missouri School of Law, Columbia, Missouri.