Perhaps no other character in literary history is better suited — and more destined — to become the subject of pure romantic fiction than the inherently sexy and alluringly charming vampire. It's no surprise that in the field of romance, vampires have taken a huge bite out of the estimated $1 billion in annual sales generated by the romance genre and the 41 million enthralled readers who blissfully bleed for their favorite heroes and heroines whether they be alive or undead. What follows is a list of some the more popular series of romantic vampire novels to capture the imaginations and hearts of a devoted readership:

The Riley Jenson Guardian series, by Keri Arthur

The Cassandra Palmer series, by Karen Chance

The Nightwalker series, by Jacquelyn Frank

The Night Huntress series, by Jeaniene Frost

The Gardella Vampire Chronicles, by Colleen Gleason

The Guardians of Eternity series, by Alexandra Ivy

Forever and the Night, For All Eternity, and Time Without End, by Linda Lael Miller

The Little Goddess series, by Amy Lane

The Brotherhood of Blood series, by Kathryn Smith

The Companion series, by Susan Squires

The Darkyn series, by Lynn Viehl