Penguin could refer to:
- The KGP, a militant organization of penguins found on the Iceberg
- The penguin race
- The attackable penguins found at Here Be Penguins
- Macaroni Penguins, unattackable NPCs found at Here Be Penguins
- Penguins disguised as a sheep in Fred the Farmer's farm in Lumbridge
- Penguins which can be hunted in the Penguin Hunting Area
- Flippers McGraw, a penguin in Bard Roberts and the Stanky Penguins
- Pet penguins
- The normal penguin which can be caught while hunting penguins.
- The penguin mask and staff which are rewards from Treasure Trails
- Cold War, the first quest in the Penguin series.
- Hunt for Red Raktuber, the second quest in the Penguin series.
- Some Like it Cold, the third quest in the Penguin series.
- Penguin Hide and Seek, one of the Distractions and Diversions
- Penguin Hide and Seek/Spawn Locations
- Penguin Hide and Seek Locations for this week (Distractions and Diversions Locations/Penguin Hide and Seek)
- Penguin Hide and Seek Locations for past weeks (Penguin Hide and Seek/Previous Locations)
- Penguin agility course