(Redirected from July 18)
Events that occurred on 18 July
 On Earth
- 1962 - J.R.R. Tolkien writes Letter 238.
- 1970 - Author and scholar Ármann Jakobsson is born.
- 1971 - Actress Sarah McLeod is born.
- 1998 - Mythcon XXIX in Wheaton, Illinois.
- 2009 - Mythcon XXXX in Los Angeles, California.
- 2010 - Tolkien Thing 2010 in Bad Hersfeld, Germany.
- 2010 - Mythcon XLI in Dallas, Texas.
- 2011 - Mythcon XLII in Albuquerque, New Mexico.