October 31 is the 304th day of the year (305th in leap years). There are 61 days remaining. It is known best for being the day on which Halloween, or All Hallows Eve, occurs.
- 1962 – Clint Bajakian is born.
- 1970 – Nolan North is born.
- 1995 – Droids: Season of Revolt 2 published.
- 1995 – X-Wing Rogue Squadron 4: The Rebel Opposition, Part 4 published.
- 1998 – Star Wars Insider 40 is published.
- 2000 – The New Jedi Order: Balance Point hardcover and audiobook published.
- 2006 – Wookieepedia reaches 40,000 articles.
- 2009 – "Planet of the Dead" re-published as a free mini-comic for Halloween.
- 2012 – Darth Maul—Death Sentence 4 published.
- 2017 – The Happabore Hazard airs on YouTube.
- 2018 – Tales from Vader's Castle 5: The Terror of Darth Vader published.
- 2018 – Star Wars Adventures 15 published.