Events that occurred on 8 April
 On Earth
- 1893 - Vincent Trought, a member of the T.C.B.S., is born.
- 1932 - C.S. Lewis recommends his brother Warren in a letter to read J.R.R. Tolkien's translation of The Owl and the Nightingale.
- 1956 - Voice actor Jim Piddock is born.
- 1958 - J.R.R. Tolkien writes Letters 206 and 207.
- 1966 - J.R.R. Tolkien writes Letter 285.
- 1966 - J.R.R. Tolkien writes a letter to Roger Verhulst.
- 1969 - Actor Ian Hughes is born.