Dear Diary is the name of three episodes on the Game Grumps channel.
- For the eleventh episode of We Love Katamari on Game Grumps, see Dear Diary (We Love Katamari).
- For the eighty-eighth episode of Pokémon FireRed Version on Game Grumps, see Dear Diary (Pokémon FireRed Version).
- For the third episode of Bound on Grumpcade, see Dear Diary (Bound).