Ben Cleveland's estranged wife is adamant she did not cheat on the NFL player ... calling his adultery allegations "knowingly false."
The Baltimore Ravens lineman initially made the claims against Kaitlyn Terrell Cleveland when he filed to divorce her in February ... but in a response she submitted to the court on Thursday, she called B.S. on the claims.
Launch GalleryBen and Kaitlyn Cleveland Happier Times Launch Gallery She stated she "vehemently" denies them .