Events that occurred on 16 May.
 On Earth
- 1913 – Norman Davis is born.
- 1973 – J.R.R. Tolkien takes a holiday to Bournemouth.
- 1977 - Singer Emilíana Torrini is born.
- 2004 - The Tolkien Society's Tolkien Weekend in Sarehole, Birmingham.
- 2007 - The Deluxe Edition of The Children of Húrin is published.
- 2010 - The Tolkien Society's Middle-earth Weekend in Sarehole, Birmingham.
 In Arda
- There are no known events on this day.