Vampires are female humanoids who feed off the life-blood of innocent men. The word 'vampire' is from the Latin word 'vemporini', which also gave us the words 'feminine' and 'venom'.
Let's get to it:
Stana Katic: The Librarian: The Curse of the Judas Chalice
Monica Bellucci: Bram Stoker's Dracula
Angie Everhart: Bordello of Blood
Aaliyah: Queen of the Damned
Deborah Ann Woll: True Blood
Josie Maran: Van Helsing
Kate Beckinsale: Underworld
Lina Romay: Female Vampire
Nina Dobrev: The Vampire Diaries
Mia Kirshner: 30 Days of Night: Dark Days
Note: It's possible that not every statement in this post is 100% accurate.