Events that occurred on 14 December.
 On Earth
- 1937 - J.R.R. Tolkien starts writing a letter to G.E. Selby.
- 1954 - Voice actor James Horan is born.
- 1955 - J.R.R. Tolkien writes Letter 179.
- 1956 - J.R.R. Tolkien makes a a speech at the opening of the new Deddington Library.
- 1966 - J.R.R. Tolkien inscribes a copy of the Japanese Hobbit to Father Hugh Maycock, and includes a brief note.
- 1967 - J.R.R. Tolkien writes a letter to Rosfrith Murray.
- 1970 - J.R.R. Tolkien writes a letter to W.A.R. Hadley.
- 1993 - Morgoth's Ring is published in the US.
- 1997 - Inkling Owen Barfield dies.
- 2004 - The Lord of the Rings: The Return of the King (Extended Edition) is released on DVD.
- 2012 - The Hobbit: An Unexpected Journey is released in India and North America.