Warm Bodies is a novel by author Isaac Marion. Described as a "zombie romance", it makes allusions to William Shakespeare's Romeo and Juliet. The author, based in Seattle, originally wrote a short story titled "I Am a Zombie Filled with Love". Atria Books, a division of Simon & Schuster, acquired the publishing rights to the full novel in early 2010.

Isaac Marion is an American writer. He is best known as the best-selling author of the "zombie romance" novel Warm Bodies and its series.