Charlaine Harris writes about a telepathic Barmaid pulled into Vampire business in the Sookie Stackhouse series. ** Recommended **
Laurell K Hamilton writes books about a Vampire Executioner / Animator (Raises the dead) called Anita Blake and another series about a fey princess in a race for the Unseelie Throne called Merry Gentry ** Both are Recommended **
Rosemary Laurey writes some Vampire orientated books.
Karen E. Taylor writes a Vampire Legacy series.
Tanya Huff writes the Victoria Nelson series.
christine feehan writes the Dark series sbout a race of Carpathians, the males of which eventually lose their soul if they don't find their lifemate, and become what we would call Vampires. She also writes a series about the Drake Sisters, seven sisters who are also witches with an awesome responsibility. ** Both are Recommended for lovers of Paranormal Romance **
amelia atwater-rhodes features supernatural creatures in many of her books.
nora roberts writes a trilogy about three witches, closing a circle of centuries in: Dance Upon the Air (2001), Heaven and Earth (2001), Face the Fire (2002). Also worth noting is that many of her books are set in naturally mystical Ireland.
p.n. elrod writes more than one Vampire series, the one I read being the Jack Flemming, Vampire Detective series.
christopher pike writes The Last Vampire series.
Terry Pratchett includes Vampires and Witches in 'Carpe Jugulum' and and as well as having a Werewolf in his Night Watch books, has a whole bundle of Werewolves in 'Fifth Elephant'.
Carrie Vaughn has a book called 'Kitty and the Midnight Hour' which is includes 'weres'. 'Kitty goes to Washington' is coming out in 2006.
Kim Harrison writes about a bounty hunter in her books
Anne Bishop has a trilogy about the Fae. The books are:The Pillars of the World, Shadows and Light, The House of Gaian.