Preserver
# Preserver

Preserver can refer to:

* Life preserver, a personal flotation device or lifebuoy
* Life preserver, a type of club (weapon)
* HMCS Preserver, a Canadian navy ship
   * HMCS Preserver (AOR 510), Protecteur-class supply ship
   * HMCS Preserver (1941), leadship of the Fairmile-support depot ships
* USS Preserver (ARS-8), a U.S. navy ship
* Preserver (Elfquest), a race in the fantasy comic Elfquest
* Preservers (Star Trek), a Star Trek species
* Preserver (Star Trek), a novel by William Shatner
