Events that occurred on 26 July
 On Earth
- 1956 - J.R.R. Tolkien writes Letter 191.
- 1973 - Lord Halsbury visits J.R.R. Tolkien.
- 1980 - Mythcon XI at University of Nevada, Reno.
- 1981 - The twenty-first episode of the 1981 radio series of The Lord of the Rings is aired on BBC Radio 4.
- 1985 - Mythcon XVI in Wheaton, Illinois.
- 1987 - Mythcon XVIII at Marquette University, Milwaukee.
- 1991 - Mythcon XXII in San Diego, California.
- 1996 - Mythcon XXVII at University of Colorado in Boulder, Colorado.
- 2002 - Mythcon XXXIII at Boulder, Colorado.
- 2003 - Mythcon XXXIV in Nashville, Tennessee.
- 2009 - Tolkien Thing 2009 in Rieneck, Germany.
- 2012 - The Saga of Hrolf Kraki, translated by Stella M. Mills, is published in a new edition, with a Foreword by Priscilla Tolkien.
- 2014 - Laocoon, the Tolkien's favourite tree, had a colapse.