Events that occurred on 23 July
 On Earth
- 1946 - Philologist G.H. Cowling dies.
- 1997 - Tyalië Tyelelliéva issue 11 is published.
- 2004 - The Grim Adventures of Billy & Mandy episode "Here Thar Be Dwarves" is aired.
- 2004 - Starter decks of "The Weta Collection", a special set of The Lord of the Rings Trading Card Game, are released.