Well, for starters there are two listed in the Bible.
I wrote a post sometime back concerning the one mentioned in Revelation:
Did You Hear the One about Jezebel?
But the blog post I'd really like to direct you to is the one by Libby Anne who is examining Debi Pearl's Created to Be His Helpmeet (CTBHH).
Libby does a good job of reigning Debi in on a few outlandish assumptions that she makes about the two Jezebels mentioned in scripture:
CTBHH: The Jezebel Type
Jezebel is another woman that is judged from the depravity of hierarchy rather than from a level place of logic, justice, and reason. Yes, both Jezebels are guilty of certain things. But what they are truly guilty of is completely lost because of church hierarchy agendas.