Okla. Stat. tit. 21, § 781

Any person, who shall willfully, knowingly, or maliciously repeat or communicate to any person, or persons, a false rumor or report of a slanderous or harmful nature, or which may be detrimental to the character or standing of such other person, or persons, whether such person is a private citizen, or officer, or candidate for office, shall be deemed guilty of a misdemeanor and upon conviction shall be fined not less than One Hundred Dollars ($100.00) nor more than Five Hundred Dollars ($500.00), or imprisoned not less than thirty (30) days nor more than one hundred and twenty (120) days in the county jail, or both so fined and imprisoned for each offense.