Events that occurred on 3 July.
 On Earth
- 1956 - J.R.R. Tolkien writes Letter 190.
- 1972 - Mythcon III in Long Beach, California.
- 2002 - Booster packs of "Realms of the Elf-lords", the third set in The Lord of the Rings Trading Card Game, are released.
- 2006 - The Gathering of the Fellowship convention in Toronto.
 In Arda
- There are no known events for this day.