The Oh in Ohio is a 2006 American comedy film directed by Billy Kent and starring Parker Posey, Paul Rudd, Mischa Barton and Danny DeVito.

Frustrated with the fact that he cannot give his wife Priscilla (Parker Posey) an orgasm, Jack (Paul Rudd) moves out of the house and starts a relationship with Kristen (Mischa Barton), his student.

[1] On Rotten Tomatoes, it has a 23% approval rating based on 70 reviews, with an average score of 4.7/10 and the website's consensus reads, "A muddled sex-comedy that feels oddly sexless, The Oh in Ohio packs in too many ideas without establishing a clear identity or objective.

"[2] Dan Callahan of Slant gave the film 0 stars out of 4, calling it an "implausible, weirdly depressed comedy", adding "there isn't one laugh in it".

[4] And Joe Leydon of Variety praised it in his upbeat review as an "amusing indie comedy [that] blithely blurs the line between risqué and raunchy, often to hilarious effect.