Hamadryad (disambiguation)

The term hamadryad has several uses:


 * Hamadryad, a kind of nymph in Greek mythology
 * Hamadryad, another term for the king cobra
 * Hamadryas baboon, a species of baboon
 * Hamadryad, an alien species in Alastair Reynolds's novel Revelation Space
 * Hamadryad, a character introduced in Robert A. Heinlein's novel Time Enough for Love
 * Hamadryad, a natural history journal from India
 * Hamadryad, the common name of the butterfly species Tellervo zoilus, endemic to far north Queensland in Australia
 * Three British warships named HMS Hamadryad
 * Royal Hamadryad Hospital, Cardiff