Events that occurred on 11 January.
 On Earth
- 1943 - Michael George Tolkien, grandson of J.R.R. Tolkien, is born.
- 1963 - Voice actor Jason Connery is born.
- 1966 - Voice actor Robert Farquharson dies.
- 1992 - In celebration of J.R.R. Tolkien's hundredth birthday, the "International Tolkien Symposium" is held in Aachen, Germany.
- 1995 - Voice actor Peter Pratt dies.
- 1999 - Novelist and poet Naomi Mitchison, letter receiver of J.R.R. Tolkien, dies.