Jon Paul Rion is in the Best Lawyers in Americaunder the field of criminal law. He has tried in excess of one hundred (100) felony jury trials, including capital cases. He is president of Rion, Rion & Rion, L.P.A., Inc., a three-generation criminal defense law firm founded in 1938 by his grandfather.

He is a Board of Director of the Ohio Association of Criminal Defense Lawyers and is a lifetime member of the National Association of Criminal Defense Lawyers. Rion is Board Certified in the field of criminal law and is also a Fellow of the American Board of Criminal Defense Lawyers.  Rion has tried cases in twenty-seven (27) states, and his firm of seven lawyers, based in Dayton, Ohio, enjoys a national reputation.