Propter hoc

Propter hoc may refer to:


 * Cum hoc ergo propter hoc (Latin: "with this, therefore because of this"), an informal fallacy suggesting that when two events happen together, one must cause the other
 * Post hoc ergo propter hoc (Latin: "after this, therefore because of this"), an informal fallacy suggesting that when an event follows another event, the earlier event caused the later one
 * "Post Hoc, Ergo Propter Hoc" (The West Wing), an episode of the television series The West Wing