Stronghold may refer to:
- The Stronghold of Security, the dungeon in the middle of the Gunnarsgrunn.
- The Stronghold of Player Safety, the dungeon located just south of Edgeville.
- The Tree Gnome Stronghold, the gnome fortress north-west of Ardougne.
- The Troll Stronghold, a troll city built into the mountain of Trollheim.
- The Troll Stronghold quest.
- The Stronghold notes, a item found while searching the dead explorer in the Stronghold of Security.