Horror
Horror is a genre of fiction that is intended to disturb, frighten or scare. Horror is often divided into the sub-genres of psychological horror and supernatural horror, which are in the realm of speculative fiction. Wikipedia
1790
Dracula
Bram Stoker
1530
Frankenstein; Or, The Modern Prometheus
Mary Wollstonecraft Shelley
510
The Strange Case of Dr. Jekyll and Mr. Hyde
Robert Louis Stevenson