Events that occurred on 8 September.
 On Earth
- 1918 - J.R.R. Tolkien attends his final medical board examination in Kingston-upon-Hull.
- 1948 - Artist Michael Hague is born.
- 1953 - Actor John McGlynn is born.
- 1955 - J.R.R. Tolkien writes a letter to a fan.
- 1962 - J.R.R. Tolkien begins writing Letter 241.
- 1971 - Actor Martin Freeman is born.
- 2008 - Tolkien's Oxford is published.
- 2009 - Halifirien: The Hallowed Mountain is released online.
- 2009 - The Tolkien Estate, The Tolkien Trust and HarperCollins settle their lawsuit with New Line Cinema and the Saul Zaentz Company.
- 2010 - The Lord of the Rings Online: Allies of the King, "Ride of the Grey Company" is released in North America, which includes free-to-play for current and former subscribers.
- 2016 - Oxonmoot 2016 at St Antony's College.