Watcher may refer to:
- The enemy from Final Fantasy XI.
- The enemy from The Final Fantasy Legend.
- The enemy from Final Fantasy Legend II.
- The enemy from Final Fantasy Legend III.
Watcher is a term used in connection with biblical angels. Watcher occurs in both plural and singular forms in the Book of Daniel (2nd century BC), where reference is made to their holiness. The apocryphal Books of Enoch (1st and 2nd centuries BC) refer to both good and bad Watchers, with a primary focus on the rebellious ones.