Is there a deity of madness in polytheistic religions?

Most polytheistic religions link deities with some properties that they, the deity, represent. Do any of these deities represent madness or insanity?

If so, what is the name of the deity and what religion are they from?

iTeapot2009-07-04T02:26:29Z

Favorite Answer

The Goddess Mania. In Greek belief, Mania was the personification of insanity.

http://en.wikipedia.org/wiki/Mania_(mythology)

EDIT: Sorry about the link if you clicked it before I changed it. My mistake.

111111111112009-07-04T02:26:34Z

Dionysus

Beanmagnet2009-07-04T02:26:19Z

Sarah Palin