From Fan History Wiki
- On January 20, 1951, The Sherlock Holmes Society of London was founded on the ashes of the Sherlock Holmes Literary Society. It had the same ideals as the previous incarnations.
- In 1997, Guide Posts was founded. It was the "original" Sentinel gen fan fiction archive. The archive stopped adding new stories in January of 2002. It had over 3,000 stories archived.
- Until the End of Time was a Back to the Future fanzine published on January 20, 2000 and March 17, 2000. It was about 146,000 words.
- By January of 2003, the Westlife fandom had also gotten into self published anthologies of stories. Their book was "Westlife Fan Fiction" edited by Lesley Slee, Aisling O'Hagan. (Amazon.Com)
- On January 20, 2004, the Russian LiveJournal community ru_simpsons was created. 
Recent days: January 19 – January 18 – January 17