Can anybody tell me how many books are there? and their names

There's 8 "The Vampire Diaries"-books available in stores right now. + There will be a new TVD-book out in 2012:

1: The Awakening.
2: The Struggle.
3: The Fury.
4: Dark Reunion.
5: The Return: Nightfall.
6: The Return: Shadow Souls.
7: The Return: Midnight.
8: The Hunters: Phantom.
9: The Hunters: Moonsong. (- Will be in stores March 13th 2012.)


Then there's the book series "Stefan's Diaries". - These books are about Stefan and Damon's past:

1: Origins.
2: Bloodlust.
3: The Craving,
4: The Ripper.

Hope it helps you :D...