- 3 - Birthday Toast.
- 16 - Christopher Tolkien, third son of J.R.R. Tolkien, dies.
- 23 - Barbara Remington, cover artist on some American editions, dies.
- ? - Amon Hen 281 is published.
- 14 - Filming for The Lord of the Rings: The Rings of Power begins.
- 25 - Tolkien Reading Day.
- ? - Amon Hen 282 is published.
- 16 - Animator Gene Deitch, director of The Hobbit (1966 film) dies.
- 23 - Actor Bruce Allpress dies.
- 30 - The deluxe edition of Sir Gawain and the Green Knight: with Pearl and Sir Orfeo is published.
- 9 - The Worlds of J.R.R. Tolkien is published.
- 19 - Ian Holm, actor who played Bilbo Baggins and voiced Frodo Baggins, dies.
- 25 - A new illustrated edition of The Lord of the Rings is published.
- 4 - The Tolkien Society Seminar is held online due to the Covid-19 pandemic.
- 19 - Middle-earth, or There and Back Again is published.
- ? - Amon Hen 284 is published.
- 1 - Tolkien Calendar 2021 is published.
- 4 - A second edition of The First and Second Ages is published.
- 18 - 20 - Oxonmoot 2020 held online due to the Covid-19 pandemic.
- ? - Amon Hen 285 is published.
- 1 - A new illustrated edition of Unfinished Tales is published.
- 29 - The Centenary Edition of Letters from Father Christmas is published.
- 2 - The Lord of the Rings and The Hobbit film series were released in remastered 4k edition on Ultra HD Blu-ray.
- 15 - The Lambengolmor mailing list is closed down.
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