20 April
Events which occurred on 20 April.
On Earth
- 1937 - George Takei, who travelled the world as narrator of Johan de Meij's Symphony No. 1, "The Lord of the Rings", is born.
- 1939 - Writer and screenwriter Peter S. Beagle is born.
- 1943 - J.R.R. Tolkien writes letter 48.
- 1964 - Andy Serkis, who would play Gollum in Peter Jackson's The Lord of the Rings, is born.