Top 10 plus 1:
Nosferatu (1922)
Dracula (1931)
The Horror of Dracula (1958)
The Brides of Dracula (1960)
Black Sabbath (1963)
Fright Night (1985)
Bram Stoker's Dracula (1992)
Shadow of the Vampire (2000)
30 Days of Night (2007)
Let Me In (2010)
note: Dracula Untold (2014) is mostly subpar, but the initial scene with the "Master Vampire" is one of the best portrayals of a vampire ever filmed & deserves mention.