Count Dracula, called the Vampire King in the novel Dracula by Bram Stoker as well as the Vampire Hunter D series. Alucard (Hellsing), depicted as Count Dracula in the Hellsing series.
He may not be the first character to be depicted as a vampire on film, but Dracula is certainly the most popular vampire in cinematic history. This titular character from the 1931 monster movie Dracula was loosely based on a real-life villainous man named Vlad the Impaler.