Highschool of the Dead (学園黙示録 HIGHSCHOOL OF THE DEAD, Gakuen Mokushiroku Haisukūru obu za Deddo^?, Stylized as HIGHSCHOOL OF THE DEAD and abbreviated as H.O.T.D. and HOTD) is a manga series written by Daisuke Satō and illustrated by Shōji Satō. The story follows a group of high school students caught in the middle of a zombie apocalypse. The series was serialized in the September 2006 issue of Fujimi Shobo's Monthly Dragon Age, and the first volume was released by Kadokawa Shoten on March 1, 2007, with a total of seven volumes available in Japan as of April 25, 2011. The series is licensed in North America by Yen Press, and released the first volume on January 25, 2011. An anime adaptation produced by Madhouse aired in Japan from July 5, 2010 to September 20, 2010.

Highschool of the Dead is set in the present day 2010 Japan, beginning as the world is struck by a deadly pandemic that turns humans into zombies, euphemistically referred to by the main characters as "Them" (奴ら^?).

The story follows a group of high school students, the high school's nurse, and a young girl as they fight their way to safety through the deadly streets of Japan during a worldwide catastrophic event known as the "Outbreak". As the cast tries to survive the zombie apocalypse, they must also face the additional threats of societal collapse, in the form of dangerous fellow survivors, and the possible decay of their own moral codes.

The Dead may refer to: