Letter (disambiguation)

Letter may refer to:
 * Letters, collectibles that have made various appearances in the Super Mario franchise.
 * Letters, objects from Super Mario Odyssey.
 * Letters, objects from Wrecking Crew.
 * Letters, collectibles from Mario vs. Donkey Kong.
 * Letter from Chest, an item from Paper Mario: Color Splash.
 * KONG Letters, recurring items from the Donkey Kong Country series.