(Redirected from July 27)
Events that occurred on 27 July
 On Earth
- 1938 - J.R.R. Tolkien writes Letter 32.
- 1956 - J.R.R. Tolkien writes Letter 192.
- 1961 - Jan Broberg publishes an interview with J.R.R. Tolkien.
- 1966 - J.R.R. Tolkien receives the unexpected visitors J.S. Ryan and Hans-Jörg Modlmayr.
- 1972 - J.R.R. Tolkien writes a certificate of authenticity for the sale of his desk.
- 1980 - Mythcon XI at University of Nevada, Reno.
- 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 in Boulder, Colorado.
- 2003 - Mythcon XXXIV in Nashville, Tennessee.
- 2007 - MerpCon III in Spokane, Washington.